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