# Relationship history for MSHA mine 1103296

Current hierarchy: **David (Michael)  Jamison → Responsible Energy Operations → Friendsville Prep Plant**

- 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:** Vigo Coal Company Incorporated → Friendsville Prep Plant; 2005-05-11 to 2016-07-12; source msha-controller-operator-history
- **controller_controls_mine:** White Stallion Energy → Friendsville Prep Plant; 2016-07-13 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Vigo Coal Operating Company → Friendsville Prep Plant; 2019-09-11 to 2021-11-09; source msha-controller-operator-history
- **controller_controls_operator:** White Stallion Energy → Vigo Coal Operating Company; 2019-09-11 to 2021-11-09; source msha-controller-operator-history
- **controller_controls_operator:** Vigo Coal Company Incorporated → Vigo Coal Operating Company; 2019-09-11 to 2016-07-12; source msha-controller-operator-history
- **operator_operates_mine:** Responsible Energy Operations → Friendsville Prep Plant; 2021-11-10 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Responsible Energy Ventures LLC → Friendsville Prep Plant; 2021-11-10 to 2025-10-02; source msha-controller-operator-history
- **controller_controls_operator:** Responsible Energy Ventures LLC → Responsible Energy Operations; 2021-11-10 to 2025-10-02; source msha-controller-operator-history
- **controller_controls_mine:** Eagle Summit Resources LLC → Friendsville Prep Plant; 2025-10-03 to 2026-09-01; source msha-controller-operator-history
- **controller_controls_operator:** Eagle Summit Resources LLC → Responsible Energy Operations; 2025-10-03 to 2026-09-01; source msha-controller-operator-history
- **controller_controls_mine:** David (Michael)  Jamison → Friendsville Prep Plant; 2026-09-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** David (Michael)  Jamison → Responsible Energy Operations; 2026-09-02 to current/open; source msha-controller-operator-history