# Relationship history for MSHA mine 3608853

Current hierarchy: **J Clifford  Forrest III → Rosebud Mining Company → I 22 Processing**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** J Clifford  Forrest III → I 22 Processing; 1979-08-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** I-22 Processing Inc → I 22 Processing; 2000-05-01 to 2003-03-10; source msha-controller-operator-history
- **controller_controls_mine:** Michael J Walker et al → I 22 Processing; 2000-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Michael J Walker et al → I-22 Processing Inc; 2000-05-01 to 2003-03-10; source msha-controller-operator-history
- **controller_controls_operator:** Steve  Meehan et al → I-22 Processing Inc; 2000-05-01 to 2003-03-10; source msha-controller-operator-history
- **operator_operates_mine:** AMFIRE Mining Company LLC → I 22 Processing; 2003-03-11 to 2010-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources, Inc. → I 22 Processing; 2003-03-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → AMFIRE Mining Company LLC; 2003-03-11 to 2010-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Rosebud Mining Company → I 22 Processing; 2011-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** J Clifford  Forrest III → Rosebud Mining Company; 2011-01-01 to current/open; source msha-controller-operator-history