r1bqkb1r/1ppp2pp/n4pn1/p7/3Pp1B1/P1P1PPPP/1P1BQ3/RN3KNR w k - 1 15
FEN state: r1bqkb1r/1ppp2pp/n4pn1/p7/3Pp1B1/P1P1PPPP/1P1BQ3/RN3KNR w k - 1 15 ; Best move: f3e4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at d7, black pawn at g7 and black pawn at h7. Black knight at a6, black pawn at f6 and black knight at g6. Black pawn at a5. White pawn at d4, black pawn at e4 and white bishop at g4. White pawn at a3, white pawn at c3, white pawn at e3, white pawn at f3, white pawn at g3 and white pawn at h3. White pawn at b2, white bishop at d2 and white queen at e2. White rook at a1, white knight at b1, white king at f1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 1. Full move number is 15. White to move.