participle in Eng grammar either of two forms of a verb (past-participle and present participle) which may be used in compound forms of the verb or as adjectives.
A large flock of sheep-----S
grazing on some green hill,---participle phr
with lambs frisking and flolicking about,---participle phr
is-----v
a very pleasant sight-----------O
Superfluous more than is necessary, not needed or wanted in the pattern for the verb-S-V-O that "which" the pronoun, is not needed.
eg:-The young cattle, grazing, frolicking(=playing), frisking(=jumping)----S
is---V; a very pleasant sight.----O