## {3,6}, triamond 1F + triamond 1F, solution 19
e2.
angleunit(pi/3)
# the line below lets us specify internal angles
angleofs(pi)
unittile(1,2,2,1,3)
unittile(1,2,2,1,3)
# the Conway notation
conway("(0)(1 3')(2)(3 2')[4 0'][1' 4']")
sublines(1)