[White "White"] [Black "Black #2"] [FEN "r3r1k1/pppR1p1p/n1n2qpQ/1B5b/4P3/P1P1BP2/1PP1N1PP/R4RK1 w - - 0 0"] {Why is this position illegal ? - White has 3 rooks. The 3rd rook is not a promoted piece because White has all 8 pawns _MARK:a1,d7,f1_} *