This is a good activity for children to do while watching television.
(This; is; a good activity for children to do) (a good activity; to do; T:while watching television) Context(a good activity to do,List([8, 42))):(children; watching; television)
a good activity to do,List([8, 42))
This a good activity children
is to do watching
a good activity for children to do
T:while watching television
television