# Relationship history for MSHA mine 4609103

Current hierarchy: **Edward A  Asbury → Timco Energy, Inc. → Mine No 5**

- 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:** Edward A  Asbury → Mine No 5; 1987-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Thomas W  Lusk → Mine No 5; 2001-06-22 to 2005-01-11; source msha-controller-operator-history
- **controller_controls_mine:** MELISSA  CLINE → Mine No 5; 2005-01-12 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Timco Energy Inc → Mine No 5; 2005-04-12 to 2009-04-27; source msha-controller-operator-history
- **controller_controls_operator:** Edward A  Asbury → Timco Energy Inc; 2005-04-12 to 2009-04-27; source msha-controller-operator-history
- **operator_operates_mine:** Glow Worm Coal Company → Mine No 5; 2009-04-28 to 2012-08-23; source msha-controller-operator-history
- **controller_controls_operator:** MELISSA  CLINE → Glow Worm Coal Company; 2009-04-28 to 2012-08-23; source msha-controller-operator-history
- **controller_controls_operator:** Thomas W  Lusk → Glow Worm Coal Company; 2009-04-28 to 2005-01-11; source msha-controller-operator-history
- **operator_operates_mine:** Timco Energy, Inc. → Mine No 5; 2012-08-24 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Edward A  Asbury → Timco Energy, Inc.; 2012-08-24 to current/open; source msha-controller-operator-history