Some solutions for 3X6
..0..1..0..0..0..1....0..1..1..1..1..1....0..0..1..1..1..0....0..1..1..0..1..0
..0..0..1..1..0..1....1..1..0..0..0..0....1..1..0..0..0..1....0..1..1..0..0..0
..0..1..1..1..1..0....1..1..0..0..1..0....1..1..0..0..1..1....1..0..1..1..1..0
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...M..E..E..M..E.......P..P..E..E..E.......E..E..E..E..E.......E..P..E..M..M...
...M..P..P..P..E.......P..E..M..M..M.......P..E..M..M..P.......E..P..P..E..M...
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