## {4,4}, square 1A1 + domino 1S, solution 3
e2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
unittile(1,1,1,1)
unittile(1,1,2,1,1,2)
# the Conway notation
conway("(0)(1 2')(1 5')(3 0')(3 3')(2 1')(2 4')")
sublines(1)