rn3bnr/p1qpk2p/b3p1p1/1pp2p2/P1PPP3/N5PN/RP3PBP/2BQK2R b K - 3 9
FEN state: rn3bnr/p1qpk2p/b3p1p1/1pp2p2/P1PPP3/N5PN/RP3PBP/2BQK2R b K - 3 9 ; Best move: b5c4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black queen at c7, black pawn at d7, black king at e7 and black pawn at h7. Black bishop at a6, black pawn at e6 and black pawn at g6. Black pawn at b5, black pawn at c5 and black pawn at f5. White pawn at a4, white pawn at c4, white pawn at d4 and white pawn at e4. White knight at a3, white pawn at g3 and white knight at h3. White rook at a2, white pawn at b2, white pawn at f2, white bishop at g2 and white pawn at h2. White bishop at c1, white queen at d1, white king at e1 and white rook at h1. White kingside is the only castle move available. Half move number is 3. Full move number is 9. Black to move.