The reason for this is that the conditional: (15) H 2 O covers most of the Earth -&gt; water covers most of the Earth.
(water; covers; most of the Earth) Context(water covers,List([87, 99))):(The reason for this; is; the conditional) Context(The reason for this is water covers,List([0, 99))):(H 2 O; covers; most of the Earth -&gt)
water covers,List([87, 99)) The reason for this is water covers,List([0, 99))
water The reason for this H 2 O
covers is covers
most of the Earth
the conditional
most of the Earth -&gt