## {4,4}, tromino 1R + tromino 2F, solution 15
e2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
unittile(1,1,2,2,1,1,2,2)
unittile(1,1,2,1,2,1,1,3)
# the Conway notation
conway("(0 4')(1 3')(2 1')(3 5')(4 4')(5 3')(6 1')(7 5')(0' 6')(2')(7')")
sublines(1)