rnb1kbnr/p2pp3/5p1B/2p1P1p1/2qP3p/N7/pPPQBPPP/R2KN2R b kq - 0 15
FEN state: rnb1kbnr/p2pp3/5p1B/2p1P1p1/2qP3p/N7/pPPQBPPP/R2KN2R b kq - 0 15 ; Best move: c4b4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at d7 and black pawn at e7. Black pawn at f6 and white bishop at h6. Black pawn at c5, white pawn at e5 and black pawn at g5. Black queen at c4, white pawn at d4 and black pawn at h4. White knight at a3. Black pawn at a2, white pawn at b2, white pawn at c2, white queen at d2, white bishop at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white king at d1, white knight at e1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 15. Black to move.