r1b2b1r/p4p2/nq1pk1pp/1Qp1p1P1/P1P5/3PP3/RP3P1n/1NB1KBNR w K - 0 16
FEN state: r1b2b1r/p4p2/nq1pk1pp/1Qp1p1P1/P1P5/3PP3/RP3P1n/1NB1KBNR w K - 0 16 ; Best move: b5e8
The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8 and black rook at h8. Black pawn at a7 and black pawn at f7. Black knight at a6, black queen at b6, black pawn at d6, black king at e6, black pawn at g6 and black pawn at h6. White queen at b5, black pawn at c5, black pawn at e5 and white pawn at g5. White pawn at a4 and white pawn at c4. White pawn at d3 and white pawn at e3. White rook at a2, white pawn at b2, white pawn at f2 and black knight at h2. White knight at b1, white bishop at c1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 16. White to move.