rnb1kbr1/2p2p2/pp4p1/3pN1qp/1P1N1nP1/4P3/PBPPBP1P/R2Q1RK1 b q - 0 13
FEN state: rnb1kbr1/2p2p2/pp4p1/3pN1qp/1P1N1nP1/4P3/PBPPBP1P/R2Q1RK1 b q - 0 13 ; Best move: f4h3
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 and black rook at g8. Black pawn at c7 and black pawn at f7. Black pawn at a6, black pawn at b6 and black pawn at g6. Black pawn at d5, white knight at e5, black queen at g5 and black pawn at h5. White pawn at b4, white knight at d4, black knight at f4 and white pawn at g4. White pawn at e3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at d2, white bishop at e2, white pawn at f2 and white pawn at h2. White rook at a1, white queen at d1, white rook at f1 and white king at g1. Black queenside is the only castle move available. Half move number is 0. Full move number is 13. Black to move.