White plays f3
214,612 / 961,884 player-games (22.31%).
Summary
- 10min Rapid: White plays f3 in 20.8% of Elo+Chess reporting range games; those games score -9.6 percentage points versus games without f3.
- 10min Rapid: Black plays f6 in 23.6% of Elo+Chess reporting range games; those games score -6.3 percentage points versus games without f6.
- 3min Blitz: White plays f3 in 23.4% of Elo+Chess reporting range games; those games score -5.9 percentage points versus games without f3.
- 3min Blitz: Black plays f6 in 27.7% of Elo+Chess reporting range games; those games score -3.4 percentage points versus games without f6.
- 1min Bullet: White plays f3 in 19.8% of Elo+Chess reporting range games; those games score -3.0 percentage points versus games without f3.
- 1min Bullet: Black plays f6 in 23.1% of Elo+Chess reporting range games; those games score -1.7 percentage points versus games without f6.
- These are descriptive win-rate splits, not causal estimates: the position, opening choice, and player strength inside a bucket all still matter.
10min Rapid
Play rate
White plays f3 before castling
95,590 / 961,884 player-games (9.94%).
White plays f3 after castling
119,022 / 961,884 player-games (12.37%).
White plays f3 before development complete
99,056 / 961,884 player-games (10.30%).
Black plays f6
234,588 / 961,884 player-games (24.39%).
Black plays f6 before castling
119,226 / 961,884 player-games (12.40%).
Black plays f6 after castling
115,362 / 961,884 player-games (11.99%).
Black plays f6 before development complete
124,218 / 961,884 player-games (12.91%).
Win rate comparison
White plays f3 win rate
90,319 wins / 214,612 condition games (42.08%).
White plays f3 before castling win rate
41,332 wins / 95,590 condition games (43.24%).
White plays f3 after castling win rate
48,987 wins / 119,022 condition games (41.16%).
White plays f3 before development complete win rate
43,757 wins / 99,056 condition games (44.17%).
Black plays f6 win rate
93,282 wins / 234,588 condition games (39.76%).
Black plays f6 before castling win rate
47,213 wins / 119,226 condition games (39.60%).
Black plays f6 after castling win rate
46,069 wins / 115,362 condition games (39.93%).
Black plays f6 before development complete win rate
50,016 wins / 124,218 condition games (40.26%).
3min Blitz
Play rate
White plays f3
280,109 / 1,124,805 player-games (24.90%).
White plays f3 before castling
118,253 / 1,124,805 player-games (10.51%).
White plays f3 after castling
161,856 / 1,124,805 player-games (14.39%).
White plays f3 before development complete
122,386 / 1,124,805 player-games (10.88%).
Black plays f6
296,543 / 1,124,805 player-games (26.36%).
Black plays f6 before castling
133,619 / 1,124,805 player-games (11.88%).
Black plays f6 after castling
162,924 / 1,124,805 player-games (14.48%).
Black plays f6 before development complete
143,657 / 1,124,805 player-games (12.77%).
Win rate comparison
White plays f3 win rate
123,733 wins / 280,109 condition games (44.17%).
White plays f3 before castling win rate
54,723 wins / 118,253 condition games (46.28%).
White plays f3 after castling win rate
69,010 wins / 161,856 condition games (42.64%).
White plays f3 before development complete win rate
57,045 wins / 122,386 condition games (46.61%).
Black plays f6 win rate
123,448 wins / 296,543 condition games (41.63%).
Black plays f6 before castling win rate
57,093 wins / 133,619 condition games (42.73%).
Black plays f6 after castling win rate
66,355 wins / 162,924 condition games (40.73%).
Black plays f6 before development complete win rate
61,339 wins / 143,657 condition games (42.70%).
1min Bullet
Play rate
White plays f3
295,758 / 1,283,708 player-games (23.04%).
White plays f3 before castling
118,260 / 1,283,708 player-games (9.21%).
White plays f3 after castling
177,498 / 1,283,708 player-games (13.83%).
White plays f3 before development complete
124,299 / 1,283,708 player-games (9.68%).
Black plays f6
313,507 / 1,283,708 player-games (24.42%).
Black plays f6 before castling
131,579 / 1,283,708 player-games (10.25%).
Black plays f6 after castling
181,928 / 1,283,708 player-games (14.17%).
Black plays f6 before development complete
143,482 / 1,283,708 player-games (11.18%).
Win rate comparison
White plays f3 win rate
134,971 wins / 295,758 condition games (45.64%).
White plays f3 before castling win rate
56,185 wins / 118,260 condition games (47.51%).
White plays f3 after castling win rate
78,786 wins / 177,498 condition games (44.39%).
White plays f3 before development complete win rate
59,713 wins / 124,299 condition games (48.04%).
Black plays f6 win rate
136,198 wins / 313,507 condition games (43.44%).
Black plays f6 before castling win rate
59,068 wins / 131,579 condition games (44.89%).
Black plays f6 after castling win rate
77,130 wins / 181,928 condition games (42.40%).
Black plays f6 before development complete win rate
64,679 wins / 143,482 condition games (45.08%).