We also used binoculars and a hand lens to observe insects that were difficult to see.
(insects; were; difficult to see) (We; also used; binoculars and a hand lens; to observe insects) Context(We also used,List([0, 12))):(We; also used binoculars and a hand lens to observe; insects that were difficult to see)
We also used,List([0, 12))
insects We We
were also used also used binoculars and a hand lens to observe
difficult to see
binoculars and a hand lens to observe insects
insects that were difficult to see