# Relationship history for MSHA mine 4607071

Current hierarchy: **Click Cecil & Larry M Leffew → Little Eagle Inc → Mine No 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:** Massey Energy Company → Mine No 2; 1984-07-30 to 1990-06-10; source msha-controller-operator-history
- **operator_operates_mine:** Top Hill Mining Inc → Mine No 2; 1986-01-01 to 1987-06-15; source msha-controller-operator-history
- **controller_controls_mine:** Richardson Carl--Les Stout Et Al → Mine No 2; 1986-01-01 to 1987-06-15; source msha-controller-operator-history
- **controller_controls_operator:** Richardson Carl--Les Stout Et Al → Top Hill Mining Inc; 1986-01-01 to 1987-06-15; source msha-controller-operator-history
- **controller_controls_mine:** Webb Michael J → Mine No 2; 1986-11-17 to 1987-10-14; source msha-controller-operator-history
- **operator_operates_mine:** Premier Energy Inc → Mine No 2; 1987-06-16 to 1987-10-14; source msha-controller-operator-history
- **controller_controls_operator:** Webb Michael J → Premier Energy Inc; 1987-06-16 to 1987-10-14; source msha-controller-operator-history
- **operator_operates_mine:** Thomas Carl Coal Company Inc → Mine No 2; 1987-10-15 to 1989-02-20; source msha-controller-operator-history
- **controller_controls_mine:** Thomas Mack → Mine No 2; 1987-10-15 to 1989-02-20; source msha-controller-operator-history
- **controller_controls_operator:** Thomas Mack → Thomas Carl Coal Company Inc; 1987-10-15 to 1989-02-20; source msha-controller-operator-history
- **operator_operates_mine:** M & B Coal Company → Mine No 2; 1989-02-21 to 1989-04-23; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → M & B Coal Company; 1989-02-21 to 1989-04-23; source msha-controller-operator-history
- **operator_operates_mine:** Hi-Speed Coal Company Inc → Mine No 2; 1989-04-24 to 1990-01-31; source msha-controller-operator-history
- **controller_controls_mine:** Green Rex → Mine No 2; 1989-04-24 to 1990-01-31; source msha-controller-operator-history
- **controller_controls_operator:** Green Rex → Hi-Speed Coal Company Inc; 1989-04-24 to 1990-01-31; source msha-controller-operator-history
- **operator_operates_mine:** M & B Coal Company → Mine No 2; 1990-02-01 to 1990-06-10; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → M & B Coal Company; 1990-02-01 to 1990-06-10; source msha-controller-operator-history
- **operator_operates_mine:** Strattis Mining Company Inc → Mine No 2; 1990-06-11 to 1991-02-09; source msha-controller-operator-history
- **controller_controls_mine:** Akers Ricky Joe → Mine No 2; 1990-06-11 to 1991-02-09; source msha-controller-operator-history
- **controller_controls_operator:** Akers Ricky Joe → Strattis Mining Company Inc; 1990-06-11 to 1991-02-09; source msha-controller-operator-history
- **controller_controls_mine:** Click Cecil & Larry M Leffew → Mine No 2; 1990-09-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Little Eagle Inc → Mine No 2; 1991-02-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Click Cecil & Larry M Leffew → Little Eagle Inc; 1991-02-10 to current/open; source msha-controller-operator-history