r1b1kb1r/pp1p1ppp/n7/2p3N1/1P1Q2PP/q4P2/P1P1P1R1/RN1KnB2 b kq - 1 13
FEN state: r1b1kb1r/pp1p1ppp/n7/2p3N1/1P1Q2PP/q4P2/P1P1P1R1/RN1KnB2 b kq - 1 13 ; Best move: c5d4
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 b7, black pawn at d7, black pawn at f7, black pawn at g7 and black pawn at h7. Black knight at a6. Black pawn at c5 and white knight at g5. White pawn at b4, white queen at d4, white pawn at g4 and white pawn at h4. Black queen at a3 and white pawn at f3. White pawn at a2, white pawn at c2, white pawn at e2 and white rook at g2. White rook at a1, white knight at b1, white king at d1, black knight at e1 and white bishop at f1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 13. Black to move.