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