Pentominoes are the twelve different ways that 5 squares of the same size
can be combined edge to edge. They have been denoted conventionally as
Here are the few English words which can be written with these letters :
Accident sur la banquise (haïku)
Un Inuit vint.
Zinzin, il y fit pipi.
Il fut puni : pluf !
Pisse, très fêlé à igloos !
<gef@iap.fr>
Homage to Perec
I have found several "perecquian" configurations, such as
... etc., but the above one is probably the most interesting,
as the displacement of a single pentomino makes the W fit in the hole.