r3kb1r/pppbq2p/1n2pp2/Pn6/8/R1pP1N2/2P1PPPP/3QKB1R b Kkq - 2 15
FEN state: r3kb1r/pppbq2p/1n2pp2/Pn6/8/R1pP1N2/2P1PPPP/3QKB1R b Kkq - 2 15 ; Best move: b5a3
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black bishop at d7, black queen at e7 and black pawn at h7. Black knight at b6, black pawn at e6 and black pawn at f6. White pawn at a5 and black knight at b5. White rook at a3, black pawn at c3, white pawn at d3 and white knight at f3. White pawn at c2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 2. Full move number is 15. Black to move.