## {4,3}, square 1F + domino 1F
s2.
angleunit(2*pi/3)
# the line below lets us specify internal angles
angleofs(pi)
distunit(edge(4,3))
unittile(1,1,1,1)
unittile(1,1,2,1,1,2)
# the Conway notation
conway("(0)(1 0')(2 5')(3 1')(2' 4')(3')")
sublines(1)