# Relationship history for MSHA mine 1513495

Current hierarchy: **Sev.en Global Investments a.s. → Pine Branch Mining LLC → Kentucky River Loading**

- 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:** Aceco Inc → Kentucky River Loading; 1982-05-01 to 1985-06-30; source msha-controller-operator-history
- **controller_controls_mine:** Kaneb Services Inc → Kentucky River Loading; 1982-05-01 to 1985-06-30; source msha-controller-operator-history
- **controller_controls_operator:** Kaneb Services Inc → Aceco Inc; 1982-05-01 to 1985-06-30; source msha-controller-operator-history
- **controller_controls_mine:** Greg  Wells → Kentucky River Loading; 1983-12-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Aceco Inc → Kentucky River Loading; 1985-07-01 to 1995-06-19; source msha-controller-operator-history
- **controller_controls_mine:** Williams Companies Inc → Kentucky River Loading; 1985-07-01 to 1995-06-19; source msha-controller-operator-history
- **controller_controls_operator:** Williams Companies Inc → Aceco Inc; 1985-07-01 to 1995-06-19; source msha-controller-operator-history
- **operator_operates_mine:** Aceco Inc → Kentucky River Loading; 1995-06-20 to 1996-01-31; source msha-controller-operator-history
- **controller_controls_mine:** James River Coal Company → Kentucky River Loading; 1995-06-20 to 1996-01-31; source msha-controller-operator-history
- **controller_controls_operator:** James River Coal Company → Aceco Inc; 1995-06-20 to 1996-01-31; source msha-controller-operator-history
- **operator_operates_mine:** Leslie Resources Inc → Kentucky River Loading; 1996-02-01 to 1998-03-08; source msha-controller-operator-history
- **controller_controls_operator:** Greg  Wells → Leslie Resources Inc; 1996-02-01 to 1998-03-08; source msha-controller-operator-history
- **operator_operates_mine:** Leslie Resources Inc → Kentucky River Loading; 1998-03-09 to 2004-10-02; source msha-controller-operator-history
- **controller_controls_mine:** Horizon Natural Resources Incorporated → Kentucky River Loading; 1998-03-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Horizon Natural Resources Incorporated → Leslie Resources Inc; 1998-03-09 to 2004-10-02; source msha-controller-operator-history
- **controller_controls_mine:** International Coal Group Inc (ICG) → Kentucky River Loading; 2004-10-02 to 2011-06-14; source msha-controller-operator-history
- **operator_operates_mine:** ICG Hazard, LLC → Kentucky River Loading; 2004-10-03 to 2014-04-30; source msha-controller-operator-history
- **controller_controls_operator:** International Coal Group Inc (ICG) → ICG Hazard, LLC; 2004-10-03 to 2011-06-14; source msha-controller-operator-history
- **controller_controls_mine:** Arch Resources Inc → Kentucky River Loading; 2011-06-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Arch Resources Inc → ICG Hazard, LLC; 2011-06-15 to 2014-04-30; source msha-controller-operator-history
- **controller_controls_mine:** John M  Potter et al → Kentucky River Loading; 2012-11-09 to 2013-06-30; source msha-controller-operator-history
- **controller_controls_mine:** Blackhawk Mining LLC → Kentucky River Loading; 2013-07-01 to 2020-05-31; source msha-controller-operator-history
- **operator_operates_mine:** Pine Branch Mining LLC → Kentucky River Loading; 2014-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Blackhawk Mining LLC → Pine Branch Mining LLC; 2014-05-01 to 2020-05-31; source msha-controller-operator-history
- **controller_controls_operator:** John M  Potter et al → Pine Branch Mining LLC; 2014-05-01 to 2013-06-30; source msha-controller-operator-history
- **controller_controls_operator:** Thomas A  Potter et al → Pine Branch Mining LLC; 2014-05-01 to 2013-06-30; source msha-controller-operator-history
- **controller_controls_mine:** Sev.en Global Investments a.s. → Kentucky River Loading; 2020-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Sev.en Global Investments a.s. → Pine Branch Mining LLC; 2020-06-01 to current/open; source msha-controller-operator-history