Plants provide oxygen that the fish and other organisms need to survive.
(Plants; provide; oxygen that the fish and other organisms need to survive) (the fish and other organisms; need; to survive) Context(the fish and other organisms need,List([27, 60))):(the fish and other organisms; need to survive to survive; )
the fish and other organisms need,List([27, 60))
Plants the fish and other organisms the fish and other organisms
provide need need to survive to survive
oxygen that the fish and other organisms need to survive
to survive