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