rn1qk1r1/pp3p1p/2p1pn1b/3p4/1PP1PPp1/N2B1P1P/P2P4/R1BQ1K1R w q - 0 15
FEN state: rn1qk1r1/pp3p1p/2p1pn1b/3p4/1PP1PPp1/N2B1P1P/P2P4/R1BQ1K1R w q - 0 15 ; Best move: h3g4
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8 and black rook at g8. Black pawn at a7, black pawn at b7, black pawn at f7 and black pawn at h7. Black pawn at c6, black pawn at e6, black knight at f6 and black bishop at h6. Black pawn at d5. White pawn at b4, white pawn at c4, white pawn at e4, white pawn at f4 and black pawn at g4. White knight at a3, white bishop at d3, white pawn at f3 and white pawn at h3. White pawn at a2 and white pawn at d2. White rook at a1, white bishop at c1, white queen at d1, white king at f1 and white rook at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 15. White to move.