# Relationship history for MSHA mine 4608829

Current hierarchy: **Ramaco Resources Inc → Maben Coal LLC → Beckley Mine**

- 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:** Robert L  Worley → Beckley Mine; 1993-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Guyandotte-Pocahontas Energy Inc → Beckley Mine; 2000-03-01 to 2000-10-01; source msha-controller-operator-history
- **controller_controls_mine:** R R D Inc → Beckley Mine; 2000-03-01 to 2000-10-01; source msha-controller-operator-history
- **controller_controls_operator:** R R D Inc → Guyandotte-Pocahontas Energy Inc; 2000-03-01 to 2000-10-01; source msha-controller-operator-history
- **operator_operates_mine:** Baylor Mining Inc → Beckley Mine; 2000-10-02 to 2014-12-07; source msha-controller-operator-history
- **controller_controls_operator:** Robert L  Worley → Baylor Mining Inc; 2000-10-02 to 2014-12-07; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources, Inc. → Beckley Mine; 2007-06-30 to 2016-07-25; source msha-controller-operator-history
- **controller_controls_mine:** Appleton Coal, LLC → Beckley Mine; 2012-06-28 to 2022-10-31; source msha-controller-operator-history
- **operator_operates_mine:** Brooks Run South Mining, LLC → Beckley Mine; 2014-12-08 to 2022-01-04; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → Brooks Run South Mining, LLC; 2014-12-08 to 2016-07-25; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources Holdings, Inc → Beckley Mine; 2016-07-26 to 2018-11-08; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources Holdings, Inc → Brooks Run South Mining, LLC; 2016-07-26 to 2018-11-08; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Metallurgical Resources Inc → Beckley Mine; 2018-11-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Metallurgical Resources Inc → Brooks Run South Mining, LLC; 2018-11-09 to 2022-01-04; source msha-controller-operator-history
- **operator_operates_mine:** Sundial Mining LLC → Beckley Mine; 2022-01-05 to 2025-10-16; source msha-controller-operator-history
- **controller_controls_mine:** Petri E Koivula et al → Beckley Mine; 2022-01-05 to 2022-06-05; source msha-controller-operator-history
- **controller_controls_operator:** Petri E Koivula et al → Sundial Mining LLC; 2022-01-05 to 2022-06-05; source msha-controller-operator-history
- **controller_controls_operator:** John  McNab et al → Sundial Mining LLC; 2022-01-05 to 2022-06-05; source msha-controller-operator-history
- **controller_controls_operator:** Mike  Jamison et al → Sundial Mining LLC; 2022-01-05 to 2022-06-05; source msha-controller-operator-history
- **controller_controls_mine:** David Michael  Jamison et al → Beckley Mine; 2022-06-06 to 2026-08-11; source msha-controller-operator-history
- **controller_controls_operator:** David Michael  Jamison et al → Sundial Mining LLC; 2022-06-06 to 2025-10-16; source msha-controller-operator-history
- **controller_controls_operator:** Petri E Koivula et al → Sundial Mining LLC; 2022-06-06 to 2025-10-16; source msha-controller-operator-history
- **controller_controls_mine:** Ramaco Resources Inc → Beckley Mine; 2022-11-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Maben Coal LLC → Beckley Mine; 2025-10-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Appleton Coal, LLC → Maben Coal LLC; 2025-10-17 to 2022-10-31; source msha-controller-operator-history
- **controller_controls_operator:** Ramaco Resources Inc → Maben Coal LLC; 2025-10-17 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Eagle Summit Resources LLC → Beckley Mine; 2026-08-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Eagle Summit Resources LLC → Sundial Mining LLC; 2026-08-12 to 2025-10-16; source msha-controller-operator-history