source($drc_test_source)
target($drc_test_target, "TOP")

l1 = input(1, 0)
l2 = input(2, 0)
l3 = input(3, 0)

l1.output(1, 0)
l2.output(2, 0)
l3.output(3, 0)

l1.width(100.nm).output(100, 0)
l1.space(100.nm).output(101, 0)
l1.notch(100.nm).output(102, 0)
l2.separation(l3, 100.nm).output(103, 0)
l2.overlap(l3, 100.nm).output(104, 0)