The Hawaiian islands were formed millions of years ago by some hyperactive volcanoes which, to this day, are still spewing lava into the ocean.
(The Hawaiian islands; were formed; T:ago; by some hyperactive volcanoes) (some hyperactive volcanoes; are spewing; lava; into the ocean; T:still)
The Hawaiian islands some hyperactive volcanoes
were formed are spewing
T:ago by some hyperactive volcanoes
lava into the ocean T:still