rnb1kbr1/p2qn3/1pp4p/2Pp1p2/1P1Np1p1/P2PQ1P1/N3PPBP/R1B1K1R1 w Qq - 4 18
FEN state: rnb1kbr1/p2qn3/1pp4p/2Pp1p2/1P1Np1p1/P2PQ1P1/N3PPBP/R1B1K1R1 w Qq - 4 18 ; Best move: f2f3
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at g8. Black pawn at a7, black queen at d7 and black knight at e7. Black pawn at b6, black pawn at c6 and black pawn at h6. White pawn at c5, black pawn at d5 and black pawn at f5. White pawn at b4, white knight at d4, black pawn at e4 and black pawn at g4. White pawn at a3, white pawn at d3, white queen at e3 and white pawn at g3. White knight at a2, white pawn at e2, white pawn at f2, white bishop at g2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1 and white rook at g1. White queenside and black queenside castles are available. Half move number is 4. Full move number is 18. White to move.