This lets us know if the fish are getting enough oxygen through their gills or not.
(This; let; s us know if the fish are getting enough oxygen through their gills or not) Context(This let,List([0, 8))):(us; know; if the fish are getting enough oxygen through their gills or not) Context(This let us know,List([0, 17))):(the fish; are getting; enough oxygen)
This let,List([0, 8)) This let us know,List([0, 17))
This us the fish
let know are getting
s us know if the fish are getting enough oxygen through their gills or not
if the fish are getting enough oxygen through their gills or not
enough oxygen