# Relationship history for MSHA mine 1515682

Current hierarchy: **James C  Justice II → Infinity Energy Incorporated → Pine Mountain 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: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Cyprus Amax Minerals Company → Pine Mountain Prep Plant; 1981-09-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Cyprus Cumberland Coal Corp → Pine Mountain Prep Plant; 1986-07-01 to 1998-06-28; source msha-controller-operator-history
- **controller_controls_operator:** Cyprus Amax Minerals Company → Cyprus Cumberland Coal Corp; 1986-07-01 to 1998-06-28; source msha-controller-operator-history
- **operator_operates_mine:** Straight Creek Coal Resources Company → Pine Mountain Prep Plant; 1998-06-29 to 2004-10-24; source msha-controller-operator-history
- **controller_controls_mine:** Horizon Natural Resources Incorporated → Pine Mountain Prep Plant; 1998-06-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Horizon Natural Resources Incorporated → Straight Creek Coal Resources Company; 1998-06-29 to 2004-10-24; source msha-controller-operator-history
- **controller_controls_mine:** John C  Smith Jr → Pine Mountain Prep Plant; 2001-03-19 to 2006-01-16; source msha-controller-operator-history
- **controller_controls_mine:** National Coal Corporation → Pine Mountain Prep Plant; 2003-05-27 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Appalachian Fuels, LLC → Pine Mountain Prep Plant; 2004-10-25 to 2008-01-27; source msha-controller-operator-history
- **controller_controls_operator:** John C  Smith Jr → Appalachian Fuels, LLC; 2004-10-25 to 2006-01-16; source msha-controller-operator-history
- **controller_controls_mine:** John  Lewis → Pine Mountain Prep Plant; 2005-09-22 to 2008-04-03; source msha-controller-operator-history
- **controller_controls_mine:** Energy Coal Resources Inc → Pine Mountain Prep Plant; 2006-01-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Energy Coal Resources Inc → Appalachian Fuels, LLC; 2006-01-17 to 2008-01-27; source msha-controller-operator-history
- **operator_operates_mine:** National Coal Corporation → Pine Mountain Prep Plant; 2008-01-28 to 2008-09-07; source msha-controller-operator-history
- **controller_controls_operator:** National Coal Corporation → National Coal Corporation; 2008-01-28 to 2008-09-07; source msha-controller-operator-history
- **controller_controls_mine:** James C  Justice II et al → Pine Mountain Prep Plant; 2008-04-04 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Harlan Development Corporation → Pine Mountain Prep Plant; 2008-09-08 to 2008-11-12; source msha-controller-operator-history
- **controller_controls_mine:** James C  Justice II et al → Pine Mountain Prep Plant; 2008-09-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James C  Justice II et al → Harlan Development Corporation; 2008-09-08 to 2008-11-12; source msha-controller-operator-history
- **operator_operates_mine:** Infinity Energy Incorporated → Pine Mountain Prep Plant; 2008-11-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** John  Lewis → Infinity Energy Incorporated; 2008-11-13 to 2008-04-03; source msha-controller-operator-history
- **controller_controls_operator:** James C  Justice II et al → Infinity Energy Incorporated; 2008-11-13 to current/open; source msha-controller-operator-history