1rbq3r/1p1pk1p1/2np3p/p3pn2/4p3/2PP2P1/PP2NPBP/RN2R1K1 w - - 0 18
FEN state: 1rbq3r/1p1pk1p1/2np3p/p3pn2/4p3/2PP2P1/PP2NPBP/RN2R1K1 w - - 0 18 ; Best move: d3e4
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8 and black rook at h8. Black pawn at b7, black pawn at d7, black king at e7 and black pawn at g7. Black knight at c6, black pawn at d6 and black pawn at h6. Black pawn at a5, black pawn at e5 and black knight at f5. Black pawn at e4. White pawn at c3, white pawn at d3 and white pawn at g3. White pawn at a2, white pawn at b2, white knight at e2, white pawn at f2, white bishop at g2 and white pawn at h2. White rook at a1, white knight at b1, white rook at e1 and white king at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. White to move.