1rb1k1nr/pp1pp1b1/6p1/5p2/1P6/P3P3/3PKPPP/RNqB2NR b k - 3 15
FEN state: 1rb1k1nr/pp1pp1b1/6p1/5p2/1P6/P3P3/3PKPPP/RNqB2NR b k - 3 15 ; Best move: g7a1
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at d7, black pawn at e7 and black bishop at g7. Black pawn at g6. Black pawn at f5. White pawn at b4. White pawn at a3 and white pawn at e3. White pawn at d2, white king at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, black queen at c1, white bishop at d1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 3. Full move number is 15. Black to move.