The effect on the beach was that more sand was washed as each wave came upon the beach.
(each wave; came; upon the beach) (The effect on the beach; was; that more sand was washed as each wave came upon the beach) Context(The effect on the beach was,List([0, 27))):(more sand; was washed; T:as each wave came upon the beach)
The effect on the beach was,List([0, 27))
each wave The effect on the beach more sand
came was was washed
upon the beach
that more sand was washed as each wave came upon the beach
T:as each wave came upon the beach