rn2k2r/1B3pp1/p2b1n2/1qpPp3/Q5bp/1RP2P2/1P1P2PP/1NB1K1NR w Kkq - 0 13
FEN state: rn2k2r/1B3pp1/p2b1n2/1qpPp3/Q5bp/1RP2P2/1P1P2PP/1NB1K1NR w Kkq - 0 13 ; Best move: b3b5
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8 and black rook at h8. White bishop at b7, black pawn at f7 and black pawn at g7. Black pawn at a6, black bishop at d6 and black knight at f6. Black queen at b5, black pawn at c5, white pawn at d5 and black pawn at e5. White queen at a4, black bishop at g4 and black pawn at h4. White rook at b3, white pawn at c3 and white pawn at f3. White pawn at b2, white pawn at d2, white pawn at g2 and white pawn at h2. White knight at b1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 13. White to move.