How to Determine Which Manager Ran a Specific Concurrent Request?

col USER_CONCURRENT_QUEUE_NAME for a100
select b.USER_CONCURRENT_QUEUE_NAME from fnd_concurrent_processes a,
fnd_concurrent_queues_vl b, fnd_concurrent_requests c
where a.CONCURRENT_QUEUE_ID = b.CONCURRENT_QUEUE_ID
and a.CONCURRENT_PROCESS_ID = c.controlling_manager
and c.request_id = '&conc_reqid';