# Relationship history for MSHA mine 4002418

Current hierarchy: **Tommy N  Bright I → Elite Tipples Inc → Tipple No 1**

- 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

- **operator_operates_mine:** Ross Tipple Company → Tipple No 1; 1978-04-01 to 1981-09-22; source msha-controller-operator-history
- **controller_controls_mine:** Ross Charles--Russell Wilson & R H Troxel → Tipple No 1; 1978-04-01 to 1981-09-22; source msha-controller-operator-history
- **controller_controls_operator:** Ross Charles--Russell Wilson & R H Troxel → Ross Tipple Company; 1978-04-01 to 1981-09-22; source msha-controller-operator-history
- **operator_operates_mine:** Gum Fork Energy Inc → Tipple No 1; 1981-09-23 to 1988-11-30; source msha-controller-operator-history
- **controller_controls_mine:** Blakeley Clendon → Tipple No 1; 1981-09-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Blakeley Clendon → Gum Fork Energy Inc; 1981-09-23 to 1988-11-30; source msha-controller-operator-history
- **operator_operates_mine:** Elite Tipples Inc → Tipple No 1; 1988-12-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Bright Tommy N-Carter C Long Et Al → Tipple No 1; 1988-12-01 to 2003-01-27; source msha-controller-operator-history
- **controller_controls_operator:** Bright Tommy N-Carter C Long Et Al → Elite Tipples Inc; 1988-12-01 to 2003-01-27; source msha-controller-operator-history
- **controller_controls_mine:** Tommy N  Bright I → Tipple No 1; 2003-01-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Tommy N  Bright I → Elite Tipples Inc; 2003-01-28 to current/open; source msha-controller-operator-history