r3k2r/p4p2/npp1bP2/P2p3p/7p/NRb5/1PPPBPPP/2B1K2R b Kkq - 2 17
FEN state: r3k2r/p4p2/npp1bP2/P2p3p/7p/NRb5/1PPPBPPP/2B1K2R b Kkq - 2 17 ; Best move: c3a5
The current state of the chess board is: Black rook at a8, black king at e8 and black rook at h8. Black pawn at a7 and black pawn at f7. Black knight at a6, black pawn at b6, black pawn at c6, black bishop at e6 and white pawn at f6. White pawn at a5, black pawn at d5 and black pawn at h5. Black pawn at h4. White knight at a3, white rook at b3 and black bishop at c3. White pawn at b2, white pawn at c2, white pawn at d2, white bishop at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White bishop at c1, white king at e1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 2. Full move number is 17. Black to move.