## {4,4}, square 1F + tromino 2F, solution 43
e2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
unittile(1,1,1,1)
unittile(1,1,2,1,2,1,1,3)
# the Conway notation
conway("(0 0')(1 7')(2 2')[3 5'][1' 4'](3' 6')")
sublines(1)