# Relationship history for MSHA mine 4608945

Current hierarchy: **Patriot Coal Corporation → Eastern Associated Coal LLC → Hernshaw 14A Mine**

- 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:** Peabody Energy Corporation → Hernshaw 14A Mine; 1998-03-26 to 2007-10-30; source msha-controller-operator-history
- **operator_operates_mine:** Coemont Construction Inc → Hernshaw 14A Mine; 2002-01-14 to 2003-09-15; source msha-controller-operator-history
- **controller_controls_mine:** Triminco Inc et al → Hernshaw 14A Mine; 2002-01-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Triminco Inc et al → Coemont Construction Inc; 2002-01-14 to 2003-09-15; source msha-controller-operator-history
- **controller_controls_operator:** August  Eltz III et al → Coemont Construction Inc; 2002-01-14 to 2003-09-15; source msha-controller-operator-history
- **operator_operates_mine:** Eastern Associated Coal Corp → Hernshaw 14A Mine; 2003-09-16 to 2004-07-27; source msha-controller-operator-history
- **controller_controls_operator:** Peabody Energy Corporation → Eastern Associated Coal Corp; 2003-09-16 to 2004-07-27; source msha-controller-operator-history
- **operator_operates_mine:** J & M Resources, Inc. → Hernshaw 14A Mine; 2004-07-28 to 2006-07-16; source msha-controller-operator-history
- **controller_controls_mine:** Mark  Calloway → Hernshaw 14A Mine; 2004-07-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mark  Calloway → J & M Resources, Inc.; 2004-07-28 to 2006-07-16; source msha-controller-operator-history
- **operator_operates_mine:** Eastern Associated Coal LLC → Hernshaw 14A Mine; 2006-07-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Peabody Energy Corporation → Eastern Associated Coal LLC; 2006-07-17 to 2007-10-30; source msha-controller-operator-history
- **controller_controls_mine:** Patriot Coal Corporation → Hernshaw 14A Mine; 2007-10-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Patriot Coal Corporation → Eastern Associated Coal Corp; 2007-10-31 to 2004-07-27; source msha-controller-operator-history
- **controller_controls_operator:** Patriot Coal Corporation → Eastern Associated Coal LLC; 2007-10-31 to current/open; source msha-controller-operator-history