## {4,4}, tromino 1R + tromino 1A2
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)
unittile(1,1,2,2,1,1,2,2)
# the Conway notation
conway("(0 0')(4 0')(6'' 2')(2'' 2')(1)(5)(5'')(1)(2 7')(4'' 3')(6 7')(0'' 3')(3 6')(3'' 4')(7 6')(7'' 4')(1' 5')")
sublines(1)