The custodial staff strives to control wasp nests, etc., in and around the building structures.
(The custodial staff; strives; to control wasp nests, etc.) Context(The custodial staff strives,List([0, 27))):(The custodial staff; strives to control; wasp nests, etc.)
The custodial staff strives,List([0, 27))
The custodial staff The custodial staff
strives strives to control
to control wasp nests, etc.
wasp nests, etc.