We are unable to establish the link between Parent and Child ESS jobs

Post Journals for Single Ledger (Example Request ID - Post Journals for Single Ledger) and the Create Accounting (The job Post Journals for Single Ledger is triggered automatically by the parent job Create Accounting. However we do not see a link between the parent job and the child job in the ESS_REQUEST_HISTORY and the ESS_REQUEST_PROPERTY tables. How do we identify the parent job (Create Accounting job) that triggered the child job Post Journals for Single Ledger job. Also how do we identify if a posting job is associated with the FAH subledger? What does the application_id 204 stand