r1b1kb2/pp3ppr/2pP4/4Bq2/1Pn1nP2/P5p1/Q1NP3P/R3KBNR b KQq - 0 15
FEN state: r1b1kb2/pp3ppr/2pP4/4Bq2/1Pn1nP2/P5p1/Q1NP3P/R3KBNR b KQq - 0 15 ; Best move: c4e5
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at b7, black pawn at f7, black pawn at g7 and black rook at h7. Black pawn at c6 and white pawn at d6. White bishop at e5 and black queen at f5. White pawn at b4, black knight at c4, black knight at e4 and white pawn at f4. White pawn at a3 and black pawn at g3. White queen at a2, white knight at c2, white pawn at d2 and white pawn at h2. White rook at a1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, white queenside and black queenside castles are available. Half move number is 0. Full move number is 15. Black to move.