# Relationship history for MSHA mine 3003895

Current hierarchy: **Town Of Pierrepont-NY → Town of Pierrepont → Pierrepont Pit**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Town Of Pierrepont-NY → Pierrepont Pit; 1987-06-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Town of Pierrepont → Pierrepont Pit; 2013-08-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Town Of Pierrepont-NY → Town of Pierrepont; 2013-08-13 to current/open; source msha-controller-operator-history