rnb2bnr/pp2kp1p/8/2ppp1p1/2P5/NPB3PP/q2PPPBN/R2QK2R b KQ - 1 10
FEN state: rnb2bnr/pp2kp1p/8/2ppp1p1/2P5/NPB3PP/q2PPPBN/R2QK2R b KQ - 1 10 ; Best move: a2a1
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black king at e7, black pawn at f7 and black pawn at h7. Black pawn at c5, black pawn at d5, black pawn at e5 and black pawn at g5. White pawn at c4. White knight at a3, white pawn at b3, white bishop at c3, white pawn at g3 and white pawn at h3. Black queen at a2, white pawn at d2, white pawn at e2, white pawn at f2, white bishop at g2 and white knight at h2. White rook at a1, white queen at d1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 1. Full move number is 10. Black to move.