# Relationship history for MSHA mine 4403600

Current hierarchy: **Alpha Natural Resources, Inc. → Knox Creek Coal Corporation → Capital No 3**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** M & S Coal Company → Capital No 3; 1950-01-01 to 1975-02-10; source msha-controller-operator-history
- **controller_controls_mine:** Salyers Bernard Et Al → Capital No 3; 1950-01-01 to 1975-02-10; source msha-controller-operator-history
- **controller_controls_operator:** Salyers Bernard Et Al → M & S Coal Company; 1950-01-01 to 1975-02-10; source msha-controller-operator-history
- **operator_operates_mine:** Betty Lou Coal Company → Capital No 3; 1975-02-11 to 1984-05-20; source msha-controller-operator-history
- **controller_controls_mine:** Shelton Donald Lee → Capital No 3; 1975-02-11 to 1989-06-20; source msha-controller-operator-history
- **controller_controls_operator:** Shelton Donald Lee → Betty Lou Coal Company; 1975-02-11 to 1984-05-20; source msha-controller-operator-history
- **controller_controls_mine:** Darrell  Monk → Capital No 3; 1976-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Shelton Donald Lee → Capital No 3; 1979-08-13 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Rick A  Matney  et al → Capital No 3; 1981-03-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Carrie Coal Company Inc → Capital No 3; 1984-05-21 to 1988-05-09; source msha-controller-operator-history
- **controller_controls_operator:** Darrell  Monk → Carrie Coal Company Inc; 1984-05-21 to 1988-05-09; source msha-controller-operator-history
- **operator_operates_mine:** Lisa Lee Coal Company → Capital No 3; 1988-05-10 to 1989-08-09; source msha-controller-operator-history
- **controller_controls_operator:** Shelton Donald Lee → Lisa Lee Coal Company; 1988-05-10 to 1989-08-09; source msha-controller-operator-history
- **operator_operates_mine:** Chestnut Creek Coal Company Inc → Capital No 3; 1989-08-10 to 1989-10-09; source msha-controller-operator-history
- **controller_controls_mine:** Jack  Slone et al → Capital No 3; 1989-08-10 to 1992-10-13; source msha-controller-operator-history
- **controller_controls_operator:** Jack  Slone et al → Chestnut Creek Coal Company Inc; 1989-08-10 to 1989-10-09; source msha-controller-operator-history
- **operator_operates_mine:** Capital Coal Corp → Capital No 3; 1989-10-10 to 2001-05-21; source msha-controller-operator-history
- **controller_controls_operator:** Rick A  Matney  et al → Capital Coal Corp; 1989-10-10 to 2001-05-21; source msha-controller-operator-history
- **controller_controls_operator:** Hank K  Matney  et al → Capital Coal Corp; 1989-10-10 to 2001-05-21; source msha-controller-operator-history
- **controller_controls_operator:** Fred D  Matney  et al → Capital Coal Corp; 1989-10-10 to 2001-05-21; source msha-controller-operator-history
- **controller_controls_mine:** Massey Energy Company → Capital No 3; 1997-08-26 to 2011-05-31; source msha-controller-operator-history
- **operator_operates_mine:** Knox Creek Coal Corporation → Capital No 3; 2001-05-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → Knox Creek Coal Corporation; 2001-05-22 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources, Inc. → Capital No 3; 2011-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → Knox Creek Coal Corporation; 2011-06-01 to current/open; source msha-controller-operator-history