## {4,4}, domino 1A2 + domino 1A2, solution 2
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)(1)(3 5)(4 1')(0' 2')(3' 5')(4')")
sublines(1)