## {3,4}, diamond 1S + triamond 1A
s2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
distunit(edge(3,4))
unittile(1,2,1,2)
unittile(1,2,2,1,3)
# the Conway notation
conway("(0 0')(2 0')(1 4')(3 4')(1' 3')(2')")
sublines(1)