When we look at an extraordinary bridge of building, we rarely stop to think about the engineering systems that make such structures possible.
(we; look; at an extraordinary bridge of building) (the engineering systems; make; such structures possible) (we; stop; to think about the engineering systems; T:When we look at an extraordinary bridge of building; T:rarely) Context(we stop,List([53, 67))):(we; stop to think; about the engineering systems)
we stop,List([53, 67))
we the engineering systems we we
look make stop stop to think
at an extraordinary bridge of building
such structures possible
to think about the engineering systems T:When we look at an extraordinary bridge of building T:rarely
about the engineering systems