Stats for 000570-coronation More stats coming soon(tm)
Part of v16 (40x256): First 40 block run
Created 2019-01-29 21:53 Last updated 2019-01-30 09:42
Played 23770 self-play games 806 debug games loaded 144 evaluation games played

All stats taken from games where perspective won
Player Wins Wins by resign Wins by result Sum win margin Holdout gamesBad resigns Unluckiness
Sum of soft-n for all moves above move choosen
Number moves
From both players, but only in games won by Player
Sum move visits
From both players, but only in games won by Player
all 23770 (100.0%) 21877 (92.0%) 1893 117457.5 00 0.14 4842721 (203.7 per game) (80 visits to top node per move)
black 10618 (44.7%) 9749 (91.8%) 869 49294.5 00 0.144 2258184 (212.7 per game) (79 visits to top node per move)
white 13152 (55.3%) 12128 (92.2%) 1024 68163 00 0.136 2584537 (196.5 per game) (80 visits to top node per move)
black luckiest game 0.0 unluck white luckiest game 0.0 unluck black+white luckiest game 0.0 unluck

Self-play openings move percent
Sorry, your browser doesn't support WGo.js (for opening sgf).
Favorite openings by count played:
Model policy for empty board

100 Random gamesDebug (hover headers for definition)
Name Viewer Raw SGFDebug (commented) SGFResults Moves Unluckiness
Sum of soft-n for moves ranked higher than selected move (summed over first thiry moves)
Sum visits (first 30 moves)
Number of visits per side to top MCTS move (black count|white count)
Sum visits (all moves) Bleakest eval
Worst eval during the game by (black|white)
Opening
First ten moves of game
1548800299-tpu-player-deployment-5f5b696574-88v2s-6.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 8 R17;D17;D15;C4;Q4;C15;H1;D14
1548800298-tpu-player-deployment-d74dbc759-29phx-6.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 123 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q3
1548800298-tpu-player-deployment-d74dbc759-x69lf-4.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 117 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800298-tpu-player-deployment-5f5b696574-269jl-5.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 139 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800296-tpu-player-deployment-5f5b696574-dml9s-14.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 169 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800296-tpu-player-deployment-nr-69cfb766bc-hcqkx-1.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+53.5 432 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-5f5b696574-7d7k9-8.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 106 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800298-tpu-player-deployment-5f5b696574-lxjvx-2.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 288 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-d74dbc759-tzzhc-12.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 150 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800299-tpu-player-deployment-d74dbc759-4jvxg-12.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 188 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-d74dbc759-sg6jk-0.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 186 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800296-tpu-player-deployment-nr-57d89bf7-dsqmd-4.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+1.5 384 T14;R16;N10;T18;Q4;D4;D16;C17;C16;D17
1548800298-tpu-player-deployment-nr-57d89bf7-mktqq-0.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+1.5 407 R17;D17;F9;C4;Q4;F3;D4;D3;C5;E4
1548800296-tpu-player-deployment-d74dbc759-zpmws-11.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 187 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800296-tpu-player-deployment-5f5b696574-ccz9x-12.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 182 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800296-tpu-player-deployment-d74dbc759-28pvj-2.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 212 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800296-tpu-player-deployment-5f5b696574-nnwkt-0.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 195 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800298-tpu-player-deployment-5f5b696574-fxtz5-0.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 219 R17;D17;E7;D3;Q4;C14;D16;E16;C17;C16
1548800299-tpu-player-deployment-5f5b696574-85rr6-5.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 250 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800294-tpu-player-deployment-5f5b696574-jt49v-11.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 140 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800295-tpu-player-deployment-d74dbc759-vvr4d-9.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 104 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800295-tpu-player-deployment-5f5b696574-qf4gl-14.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 361 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800294-tpu-player-deployment-5f5b696574-b8cp6-0.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 258 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800295-tpu-player-deployment-d74dbc759-l4zwj-2.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 17 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800296-tpu-player-deployment-d74dbc759-gkzh4-4.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 181 R16;R4;P4;P3;D3;O4;P5;O5;Q3;Q4
1548800295-tpu-player-deployment-d74dbc759-ph584-3.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 197 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800296-tpu-player-deployment-5f5b696574-mbq6t-5.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 298 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800294-tpu-player-deployment-d74dbc759-wphnf-13.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 76 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q3
1548800296-tpu-player-deployment-d74dbc759-9rkx5-3.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 275 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800295-tpu-player-deployment-d74dbc759-jzhj5-1.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 411 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-5f5b696574-sxwkp-7.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 92 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-5f5b696574-c6stf-4.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 93 R11;R16;Q4;O17;D16;D4;C6;F3;N9;R3
1548800294-tpu-player-deployment-d74dbc759-9psv2-9.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 205 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800294-tpu-player-deployment-5f5b696574-tvwkr-3.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 102 R17;D17;D15;C15;C14;C16;D14;R8;D4;Q3
1548800297-tpu-player-deployment-5f5b696574-rxpjm-12.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 13 R17;D17;D15;C4;Q4;C15;C14;C16;D14;F16
1548800299-tpu-player-deployment-5f5b696574-kpbfs-4.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 171 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800295-tpu-player-deployment-nr-57d89bf7-24nww-6.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+164.5 534 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800296-tpu-player-deployment-d74dbc759-95wzr-0.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 252 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800298-tpu-player-deployment-d74dbc759-25pdh-11.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 263 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800298-tpu-player-deployment-5f5b696574-8fj44-12.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 18 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-5f5b696574-nfv69-1.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 195 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-5f5b696574-fq47g-9.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 7 R17;D17;D15;E1;Q4;D4;C17
1548800295-tpu-player-deployment-d74dbc759-42q9h-6.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 77 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800298-tpu-player-deployment-nr-57d89bf7-cg549-6.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+2.5 463 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800299-tpu-player-deployment-d74dbc759-7gkz8-4.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 135 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800294-tpu-player-deployment-5f5b696574-phwkd-15.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 124 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800298-tpu-player-deployment-5f5b696574-9989p-3.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 223 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-nr-69cfb766bc-qskql-6.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+100.5 668 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-d74dbc759-7ptcr-13.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 205 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-5f5b696574-sxwkp-6.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 234 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-d74dbc759-j2j7v-8.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 56 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800295-tpu-player-deployment-d74dbc759-5k8qj-11.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 262 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800296-tpu-player-deployment-5f5b696574-hgwcg-8.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 238 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800295-tpu-player-deployment-5f5b696574-s8nnb-10.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 120 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800294-tpu-player-deployment-5f5b696574-868sf-9.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 220 R17;D17;D15;S3;D4;C15;C14;C16;D14;F17
1548800297-tpu-player-deployment-d74dbc759-gqcvc-11.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 118 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800299-tpu-player-deployment-5f5b696574-4bdx4-5.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 326 M11;Q17;D16;C17;D17;C16;C14;C15;D15;B14
1548800294-tpu-player-deployment-5f5b696574-cvrkj-13.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 127 R17;D17;D15;C4;Q4;C15;C14;C16;D14;F17
1548800298-tpu-player-deployment-5f5b696574-lpm4z-5.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 76 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800294-tpu-player-deployment-d74dbc759-gx5qr-5.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 316 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800298-tpu-player-deployment-d74dbc759-z5ck8-4.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 192 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800295-tpu-player-deployment-d74dbc759-zxpgx-4.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 307 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800294-tpu-player-deployment-d74dbc759-n2hjl-8.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 218 R17;D17;D15;C15;C14;C16;D14;F17;M9;D4
1548800297-tpu-player-deployment-nr-57d89bf7-mbjnd-3.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+71.5 469 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-5f5b696574-fzgcr-15.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 219 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800298-tpu-player-deployment-nr-57d89bf7-btmdz-2.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+72.5 473 R17;J18;D16;D4;Q4;R3;Q3;R4;R6;R5
1548800298-tpu-player-deployment-d74dbc759-bgsqq-3.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 204 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800298-tpu-player-deployment-5f5b696574-kccww-5.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 345 R17;D17;D15;C3;Q4;C15;C14;C16;D14;F16
1548800299-tpu-player-deployment-d74dbc759-4v4xj-5.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 234 R17;D17;D15;C4;Q4;C15;C14;C16;D14;F16
1548800299-tpu-player-deployment-5f5b696574-kl4nz-1.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 228 R17;D17;D15;C15;P9;D14;Q4;D4;F3;R3
1548800297-tpu-player-deployment-5f5b696574-tg4v2-13.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 210 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800299-tpu-player-deployment-d74dbc759-bvh7b-1.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 161 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-d74dbc759-92xkl-7.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 297 R17;D17;C4;Q3;R5;C14;O4;Q5;Q4;P4
1548800297-tpu-player-deployment-d74dbc759-52xtl-13.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 257 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800295-tpu-player-deployment-d74dbc759-7r587-2.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 157 R17;D17;C4;Q3;R5;P4;D15;C15;C14;C16
1548800296-tpu-player-deployment-5f5b696574-wn66v-4.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 114 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-5f5b696574-qwrhz-12.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 239 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800296-tpu-player-deployment-5f5b696574-4d5xz-13.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 126 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800299-tpu-player-deployment-d74dbc759-67sj8-13.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 152 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-d74dbc759-x5s26-10.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 72 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800295-tpu-player-deployment-d74dbc759-rktvb-9.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 175 R17;G17;C16;C4;Q4;F3;D4;D3;E17;K17
1548800296-tpu-player-deployment-nr-69cfb766bc-rw8hd-2.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+56.5 447 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800295-tpu-player-deployment-nr-69cfb766bc-mw9cn-1.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+105.5 487 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-d74dbc759-vtdpl-15.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 224 R17;M16;D16;C4;Q4;F3;D4;D3;C5;B4
1548800296-tpu-player-deployment-5f5b696574-s7264-12.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 296 R17;D17;D15;C15;C14;C16;J17;D14;D4;Q4
1548800296-tpu-player-deployment-5f5b696574-4qhmb-6.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 83 R17;D17;D15;J16;D4;Q4;C17;C18;C16;F16
1548800296-tpu-player-deployment-5f5b696574-zhhzc-14.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 225 R17;D17;D15;C15;C14;C16;D14;Q4;E17;E18
1548800296-tpu-player-deployment-d74dbc759-qdfhg-2.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 146 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800299-tpu-player-deployment-d74dbc759-587km-1.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 189 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800296-tpu-player-deployment-d74dbc759-64lk9-7.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 10 R17;D17;D15;C15;C14;C16;D14;F17;T6;D4
1548800298-tpu-player-deployment-5f5b696574-8hmjj-4.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 246 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800295-tpu-player-deployment-nr-57d89bf7-bx68k-1.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+87.5 475 S14;R4;Q17;D16;D4;C3;C4;D3;F3;E3
1548800294-tpu-player-deployment-d74dbc759-4swk5-6.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 256 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-d74dbc759-w4vct-6.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 222 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800297-tpu-player-deployment-5f5b696574-7d7k9-6.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 126 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800298-tpu-player-deployment-d74dbc759-qq72b-14.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 140 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800294-tpu-player-deployment-5f5b696574-868sf-9.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 220 R17;D17;D15;S3;D4;C15;C14;C16;D14;F17
1548800294-tpu-player-deployment-5f5b696574-b8cp6-0.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFW+R 258 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800299-tpu-player-deployment-d74dbc759-7gkz8-4.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 135 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4
1548800299-tpu-player-deployment-d74dbc759-bvh7b-1.sgfSGF Viewer Raw SGFSGF Viewer Raw SGFB+R 161 R17;D17;D15;C15;C14;C16;D14;F17;D4;Q4