rnb1k1nr/p1ppqp1p/1p5R/4p3/2P1P1P1/b5P1/PB1PQP2/RN2KBN1 b Qkq - 0 10
FEN state: rnb1k1nr/p1ppqp1p/1p5R/4p3/2P1P1P1/b5P1/PB1PQP2/RN2KBN1 b Qkq - 0 10 ; Best move: a3b2
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 knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black queen at e7, black pawn at f7 and black pawn at h7. Black pawn at b6 and white rook at h6. Black pawn at e5. White pawn at c4, white pawn at e4 and white pawn at g4. Black bishop at a3 and white pawn at g3. White pawn at a2, white bishop at b2, white pawn at d2, white queen at e2 and white pawn at f2. White rook at a1, white knight at b1, white king at e1, white bishop at f1 and white knight at g1. White queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 10. Black to move.