! long7boat.cells
! https://conwaylife.com/wiki/Long%5E7_boat
! https://www.conwaylife.com/patterns/long7boat.cells
........O.
.......O.O
......O.O.
.....O.O..
....O.O...
...O.O....
..O.O.....
.O.O......
O.O.......
OO........