rnb1kbnr/1p1p3p/2p3p1/p2qp3/3PP3/P4Pp1/1P1N2BP/1RBQK1NR w Kkq - 0 15
FEN state: rnb1kbnr/1p1p3p/2p3p1/p2qp3/3PP3/P4Pp1/1P1N2BP/1RBQK1NR w Kkq - 0 15 ; Best move: e4d5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at d7 and black pawn at h7. Black pawn at c6 and black pawn at g6. Black pawn at a5, black queen at d5 and black pawn at e5. White pawn at d4 and white pawn at e4. White pawn at a3, white pawn at f3 and black pawn at g3. White pawn at b2, white knight at d2, white bishop at g2 and white pawn at h2. White rook at b1, white bishop at c1, white queen at d1, 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 15. White to move.