# Relationship history for MSHA mine 1518241

Current hierarchy: **Harold E  Akers; Jim D  Akers → Hubble Mining Co. LLC → Cloverlick # 1A**

- 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:** Cumberland Resources Corporation → Cloverlick # 1A; 1994-08-01 to 2010-04-18; source msha-controller-operator-history
- **operator_operates_mine:** Cloverlick Coal Company LLC → Cloverlick # 1A; 2000-02-01 to 2012-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Cumberland Resources Corporation → Cloverlick # 1A; 2000-02-01 to 2010-04-18; source msha-controller-operator-history
- **controller_controls_operator:** Cumberland Resources Corporation → Cloverlick Coal Company LLC; 2000-02-01 to 2010-04-18; source msha-controller-operator-history
- **controller_controls_mine:** Jim D  Akers et al → Cloverlick # 1A; 2001-12-19 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Massey Energy Company → Cloverlick # 1A; 2010-04-19 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → Cloverlick Coal Company LLC; 2010-04-19 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources, Inc. → Cloverlick # 1A; 2011-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → Cloverlick Coal Company LLC; 2011-06-01 to 2012-12-31; source msha-controller-operator-history
- **operator_operates_mine:** North Fork Coal Corporation → Cloverlick # 1A; 2013-01-01 to 2013-12-11; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → North Fork Coal Corporation; 2013-01-01 to 2013-12-11; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → North Fork Coal Corporation; 2013-01-01 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_operator:** Cumberland Resources Corporation → North Fork Coal Corporation; 2013-01-01 to 2010-04-18; source msha-controller-operator-history
- **operator_operates_mine:** Hubble Mining Co. LLC → Cloverlick # 1A; 2013-12-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jim D  Akers et al → Hubble Mining Co. LLC; 2013-12-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Harold E  Akers et al → Hubble Mining Co. LLC; 2013-12-12 to current/open; source msha-controller-operator-history