# Relationship history for MSHA mine 3302565

Current hierarchy: **Ricky D  Kirk; Jerry  Wells Jr → Carbon River Coal Corporation → Dundas Job**

- 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:** Jay  Hall Jr → Dundas Job; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Quality Coal Company → Dundas Job; 1973-01-01 to 1991-06-20; source msha-controller-operator-history
- **controller_controls_operator:** Jay  Hall Jr → Quality Coal Company; 1973-01-01 to 1991-06-20; source msha-controller-operator-history
- **controller_controls_mine:** Horizon Natural Resources Incorporated → Dundas Job; 1983-08-09 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jerry  Wells Jr  et al → Dundas Job; 1984-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Theodore L  Darlington → Dundas Job; 1988-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Addington Inc → Dundas Job; 1991-06-21 to 1994-01-13; source msha-controller-operator-history
- **controller_controls_operator:** Horizon Natural Resources Incorporated → Addington Inc; 1991-06-21 to 1994-01-13; source msha-controller-operator-history
- **operator_operates_mine:** Addington Inc → Dundas Job; 1994-01-14 to 1995-10-04; source msha-controller-operator-history
- **controller_controls_mine:** Pittston Company → Dundas Job; 1994-01-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Pittston Company → Addington Inc; 1994-01-14 to 1995-10-04; source msha-controller-operator-history
- **operator_operates_mine:** Waterloo Coal Co., Inc. → Dundas Job; 1995-10-05 to 2019-09-02; source msha-controller-operator-history
- **controller_controls_operator:** Theodore L  Darlington → Waterloo Coal Co., Inc.; 1995-10-05 to 2019-09-02; source msha-controller-operator-history
- **operator_operates_mine:** Cheyenne Resources Ohio, LLC → Dundas Job; 2019-09-03 to 2022-02-28; source msha-controller-operator-history
- **controller_controls_mine:** Jerry  Wells Jr  et al → Dundas Job; 2019-09-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jerry  Wells Jr  et al → Cheyenne Resources Ohio, LLC; 2019-09-03 to 2022-02-28; source msha-controller-operator-history
- **controller_controls_operator:** Ricky D  Kirk  et al → Cheyenne Resources Ohio, LLC; 2019-09-03 to 2022-02-28; source msha-controller-operator-history
- **operator_operates_mine:** Carbon River Coal Corporation → Dundas Job; 2022-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jerry  Wells Jr  et al → Carbon River Coal Corporation; 2022-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ricky D  Kirk  et al → Carbon River Coal Corporation; 2022-03-01 to current/open; source msha-controller-operator-history