Without a compass, McDougal steered by the flag, using it as a windsock to determine direction by the way the wind was blowing.
(the wind; was blowing; ) (McDougal; steered; by the flag) Context(McDougal steered,List([19, 35))):(McDougal; steered by the flag using; it; as a windsock)
McDougal steered,List([19, 35))
the wind McDougal McDougal
was blowing steered steered by the flag using
by the flag
it as a windsock