rn1qkb2/p1pb2pr/2Pnp2p/7N/Pp4pP/RPB2p2/2QP2P1/4K1NR w Kq - 0 20
FEN state: rn1qkb2/p1pb2pr/2Pnp2p/7N/Pp4pP/RPB2p2/2QP2P1/4K1NR w Kq - 0 20 ; Best move: c6d7
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 bishop at f8. Black pawn at a7, black pawn at c7, black bishop at d7, black pawn at g7 and black rook at h7. White pawn at c6, black knight at d6, black pawn at e6 and black pawn at h6. White knight at h5. White pawn at a4, black pawn at b4, black pawn at g4 and white pawn at h4. White rook at a3, white pawn at b3, white bishop at c3 and black pawn at f3. White queen at c2, white pawn at d2 and white pawn at g2. White king at e1, white knight at g1 and white rook at h1. White kingside and black queenside castles are available. Half move number is 0. Full move number is 20. White to move.