advanced · rating 2445
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Black to move. Opponent's last move: c4.
advancedPawncrushingendgamepawnEndgamepromotionveryLong
147 plays
9 plies in the line
Reveal line
Opponent's last move: c4
Solution: bxc4 → b5 → axb5 → a6 → c3 → a7 → c2 → a8=Q → c1=Q