We say that gravity is the cause of the pencil falling, but we are basing this on causality.
(we; are basing; this; on causality) (We; say; that gravity is the cause of the pencil falling) Context(We say,List([0, 6))):(gravity; is; the cause of the pencil falling)
We say,List([0, 6))
we We gravity
are basing say is
this on causality
that gravity is the cause of the pencil falling
the cause of the pencil falling