## {4,4}, tromino 1A2 + tromino 1A2, solution 4
e2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
unittile(1,1,2,2,1,1,2,2)
unittile(1,1,2,2,1,1,2,2)
# the Conway notation
conway("(0 0')(2 2')(1 5)(3 4')(7 6')(4 3')(6 7')(1' 5')")
sublines(1)