Earth is the only planet in the Solar System where the surface temperature and pressure allow the three forms of water, solid (ice), liquid (ocean), and gas (cloud) to exist simultaneously on its surface.
(Earth; is; the only planet in the Solar System) (the surface temperature and pressure; allow; L:the Solar System) Context(the surface temperature and pressure allow,List([51, 93))):(liquid (ocean), and gas; to exist simultaneously; L:on its surface)
the surface temperature and pressure allow,List([51, 93))
Earth the surface temperature and pressure liquid (ocean), and gas
is allow to exist simultaneously
the only planet in the Solar System
L:the Solar System
L:on its surface