## {4,4}, square 1R2 + tromino 2F, solution 5
e2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
unittile(1,1,1,1)
unittile(1,1,2,1,2,1,1,3)
# the Conway notation
conway("(0 2')(1 4')(2 2')(3 4')(0' 6')(1' 5')(3')(7')")
sublines(1)