## {4,4}, pentomino 3 (L), solution 23
e2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
unittile(1,1,2,1,2,2,2,1,1,2,2,3)
# the Conway notation
conway("[0 8](1 4)(2)(3)[5 9][6 10][7 11]")
sublines(1)