r1b1kb1r/p2p2p1/2n2n1B/1p2pp1p/N1pPP2P/PP3R2/QP3PP1/R3KBN1 b Qkq - 2 12
FEN state: r1b1kb1r/p2p2p1/2n2n1B/1p2pp1p/N1pPP2P/PP3R2/QP3PP1/R3KBN1 b Qkq - 2 12 ; Best move: b5a4
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at d7 and black pawn at g7. Black knight at c6, black knight at f6 and white bishop at h6. Black pawn at b5, black pawn at e5, black pawn at f5 and black pawn at h5. White knight at a4, black pawn at c4, white pawn at d4, white pawn at e4 and white pawn at h4. White pawn at a3, white pawn at b3 and white rook at f3. White queen at a2, white pawn at b2, white pawn at f2 and white pawn at g2. White rook at a1, white king at e1, white bishop at f1 and white knight at g1. White queenside, black kingside and black queenside castles are available. Half move number is 2. Full move number is 12. Black to move.