# Relationship history for MSHA mine 4406000

Current hierarchy: **Kevin  Dietrick → E. Dillon & Compnay → E. Dillon Mine #2**

- 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:** Otey C  Dudley et al → E. Dillon Mine #2; 1950-01-01 to 2019-10-14; source msha-controller-operator-history
- **operator_operates_mine:** Clinch Valley Limestone Inc → E. Dillon Mine #2; 1983-04-01 to 2024-12-17; source msha-controller-operator-history
- **controller_controls_mine:** Taylor Bill Reece → E. Dillon Mine #2; 1983-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Taylor Bill Reece → Clinch Valley Limestone Inc; 1983-04-01 to 2024-12-17; source msha-controller-operator-history
- **controller_controls_mine:** Mark  Norden → E. Dillon Mine #2; 2019-10-15 to 2023-07-05; source msha-controller-operator-history
- **controller_controls_mine:** Kevin  Dietrick → E. Dillon Mine #2; 2023-07-06 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** E. Dillon & Compnay → E. Dillon Mine #2; 2024-12-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mark  Norden → E. Dillon & Compnay; 2024-12-18 to 2023-07-05; source msha-controller-operator-history
- **controller_controls_operator:** Kevin  Dietrick → E. Dillon & Compnay; 2024-12-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Otey C  Dudley et al → E. Dillon & Compnay; 2024-12-18 to 2019-10-14; source msha-controller-operator-history