r2qk2r/1p2b2p/n3bnp1/pNppppP1/5P2/PP2P3/1BPPQ1BP/1R2K1NR w Kkq - 2 15
FEN state: r2qk2r/1p2b2p/n3bnp1/pNppppP1/5P2/PP2P3/1BPPQ1BP/1R2K1NR w Kkq - 2 15 ; Best move: b2e5
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8 and black rook at h8. Black pawn at b7, black bishop at e7 and black pawn at h7. Black knight at a6, black bishop at e6, black knight at f6 and black pawn at g6. Black pawn at a5, white knight at b5, black pawn at c5, black pawn at d5, black pawn at e5, black pawn at f5 and white pawn at g5. White pawn at f4. White pawn at a3, white pawn at b3 and white pawn at e3. White bishop at b2, white pawn at c2, white pawn at d2, white queen at e2, white bishop at g2 and white pawn at h2. White rook at b1, 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 2. Full move number is 15. White to move.