## {4,4}, square 1F + tromino 1F, solution 6
e2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
unittile(1,1,1,1)
unittile(1,1,2,2,1,1,2,2)
# the Conway notation
conway("(0 1)(2 2')(3 3')(0' 7')(1' 4')(5' 6')")
sublines(1)