rnb2k1r/3qb2p/3p1p1n/ppp1p1p1/2PPP2P/PN1Q1P1N/1P4PR/R1B1KB2 b - - 1 15
FEN state: rnb2k1r/3qb2p/3p1p1n/ppp1p1p1/2PPP2P/PN1Q1P1N/1P4PR/R1B1KB2 b - - 1 15 ; Best move: b5c4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at f8 and black rook at h8. Black queen at d7, black bishop at e7 and black pawn at h7. Black pawn at d6, black pawn at f6 and black knight at h6. Black pawn at a5, black pawn at b5, black pawn at c5, black pawn at e5 and black pawn at g5. White pawn at c4, white pawn at d4, white pawn at e4 and white pawn at h4. White pawn at a3, white knight at b3, white queen at d3, white pawn at f3 and white knight at h3. White pawn at b2, white pawn at g2 and white rook at h2. White rook at a1, white bishop at c1, white king at e1 and white bishop at f1. Both players have exhausted their castles. Half move number is 1. Full move number is 15. Black to move.