In return, the energy provided by the respiration of oxygen allowed the host to survive and further adapt to the world's new conditions.
(the energy; provided; by the respiration of oxygen) (the host; to further adapt; to the world's new conditions) (the energy provided by the respiration of oxygen; allowed; the host to survive and further adapt to the world's new conditions; L:In return) Context(the energy provided by the respiration of oxygen allowed,List([11, 67))):(the host; to survive; )
the energy provided by the respiration of oxygen allowed,List([11, 67))
the energy the host the energy provided by the respiration of oxygen the host
provided to further adapt allowed to survive
by the respiration of oxygen
to the world's new conditions
the host to survive and further adapt to the world's new conditions L:In return