# Relationship history for MSHA mine 4605135

Current hierarchy: **Edward A  Asbury → Timco Energy Inc → Mine 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Massey Energy Company → Mine No 3; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Trace Fork Coal Company → Mine No 3; 1976-01-01 to 1986-06-18; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → Trace Fork Coal Company; 1976-01-01 to 1986-06-18; source msha-controller-operator-history
- **controller_controls_mine:** Ted  Osborne  et al → Mine No 3; 1985-09-09 to 1990-01-30; source msha-controller-operator-history
- **operator_operates_mine:** Soho Coal Company Inc → Mine No 3; 1986-06-19 to 1987-09-24; source msha-controller-operator-history
- **controller_controls_operator:** Ted  Osborne  et al → Soho Coal Company Inc; 1986-06-19 to 1987-09-24; source msha-controller-operator-history
- **controller_controls_mine:** Edward A  Asbury → Mine No 3; 1987-04-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Emma Mining Inc → Mine No 3; 1987-09-25 to 1990-01-30; source msha-controller-operator-history
- **controller_controls_mine:** Jones Emma → Mine No 3; 1987-09-25 to 1990-01-30; source msha-controller-operator-history
- **controller_controls_operator:** Jones Emma → Emma Mining Inc; 1987-09-25 to 1990-01-30; source msha-controller-operator-history
- **operator_operates_mine:** Royalty Smokeless Coal Company Inc → Mine No 3; 1990-01-31 to 1990-11-25; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → Royalty Smokeless Coal Company Inc; 1990-01-31 to 1990-11-25; source msha-controller-operator-history
- **operator_operates_mine:** A & W Coal Company Inc → Mine No 3; 1990-11-26 to 1992-03-29; source msha-controller-operator-history
- **controller_controls_mine:** Arnold  Willard → Mine No 3; 1990-11-26 to 1992-03-29; source msha-controller-operator-history
- **controller_controls_operator:** Arnold  Willard → A & W Coal Company Inc; 1990-11-26 to 1992-03-29; source msha-controller-operator-history
- **operator_operates_mine:** Timco Energy Inc → Mine No 3; 1992-03-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Edward A  Asbury → Timco Energy Inc; 1992-03-30 to current/open; source msha-controller-operator-history