|A squirmbag is a 5 by 5 version of a swordfish Remember:
X-Wing (2 by 2)
Swordfish (3 by 3)
Jellyfish (4 by 4)
Squirmbag (5 by 5)
This squirmbag is defined in the columns, the eliminations are done in
||In 5's in this example can
be present 2,3,4, or 5 times
in each of the five columns.
You'll never need a squirmbag but now you can say that you've seen one.
(You're better off with the X-wing of 5's in rows 1 and row 9.
There's also a swordfish and a jellyfish here but don't bother)