rn1qk2r/3n1p1p/2p3pb/pp1p4/1PPp1PN1/N6b/PR2PKPP/2BQ1BR1 w kq - 0 13
FEN state: rn1qk2r/3n1p1p/2p3pb/pp1p4/1PPp1PN1/N6b/PR2PKPP/2BQ1BR1 w kq - 0 13 ; Best move: g2h3
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 h8. Black knight at d7, black pawn at f7 and black pawn at h7. Black pawn at c6, black pawn at g6 and black bishop at h6. Black pawn at a5, black pawn at b5 and black pawn at d5. White pawn at b4, white pawn at c4, black pawn at d4, white pawn at f4 and white knight at g4. White knight at a3 and black bishop at h3. White pawn at a2, white rook at b2, white pawn at e2, white king at f2, white pawn at g2 and white pawn at h2. White bishop at c1, white queen at d1, white bishop at f1 and white rook at g1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 13. White to move.