# Relationship history for MSHA mine 3002784

Current hierarchy: **Town Of Brownville → Town Of Brownville → Moffett 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 Brownville → Moffett Pit; 1985-09-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Tooley Neal → Moffett Pit; 1986-07-01 to 1989-07-09; source msha-controller-operator-history
- **operator_operates_mine:** Tooley Trucking → Moffett Pit; 1987-04-01 to 1989-05-22; source msha-controller-operator-history
- **controller_controls_operator:** Tooley Neal → Tooley Trucking; 1987-04-01 to 1989-05-22; source msha-controller-operator-history
- **operator_operates_mine:** Town Of Brownville → Moffett Pit; 1989-05-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Town Of Brownville → Town Of Brownville; 1989-05-23 to current/open; source msha-controller-operator-history