abcdefgh 8♖□■□■□■♖8 7□■□♜♔♙♙♙7 6♙□♛□■□■♘6 5□■□■♟︎♗♕■5 4■□■□■□■□4 3□■□■□■□■3 2♟︎♟︎♟︎□♟︎□♟︎♟︎2 1□■□■♚♝□♜1 abcdefgh D1 to D7, check