1rb1q1n1/p1pp1pkr/1pn4b/6p1/4p3/1PP3Pp/P2PPPN1/RN2KB1R w Q - 0 18
FEN state: 1rb1q1n1/p1pp1pkr/1pn4b/6p1/4p3/1PP3Pp/P2PPPN1/RN2KB1R w Q - 0 18 ; Best move: g2e3
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at e8 and black knight at g8. Black pawn at a7, black pawn at c7, black pawn at d7, black pawn at f7, black king at g7 and black rook at h7. Black pawn at b6, black knight at c6 and black bishop at h6. Black pawn at g5. Black pawn at e4. White pawn at b3, white pawn at c3, white pawn at g3 and black pawn at h3. White pawn at a2, white pawn at d2, white pawn at e2, white pawn at f2 and white knight at g2. White rook at a1, white knight at b1, white king at e1, white bishop at f1 and white rook at h1. White queenside is the only castle move available. Half move number is 0. Full move number is 18. White to move.