rn1qk2r/1pp2p1p/p6n/2bPpbp1/1P3P1P/1QP3PN/P2P2B1/RNB1K2R b KQ - 0 12
FEN state: rn1qk2r/1pp2p1p/p6n/2bPpbp1/1P3P1P/1QP3PN/P2P2B1/RNB1K2R b KQ - 0 12 ; Best move: g5g4
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at f7 and black pawn at h7. Black pawn at a6 and black knight at h6. Black bishop at c5, white pawn at d5, black pawn at e5, black bishop at f5 and black pawn at g5. White pawn at b4, white pawn at f4 and white pawn at h4. White queen at b3, white pawn at c3, white pawn at g3 and white knight at h3. White pawn at a2, white pawn at d2 and white bishop at g2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 12. Black to move.