# Relationship history for MSHA mine 4609173

Current hierarchy: **David E  Long; Craig  Marcum → Mare Development LLC → Mine No 1A**

- 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:** Rhonda D  Marcum → Mine No 1A; 1992-12-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Ronald G  Goff → Mine No 1A; 2000-05-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Stollings Trucking Company Inc → Mine No 1A; 2006-07-14 to 2006-11-02; source msha-controller-operator-history
- **controller_controls_operator:** Rhonda D  Marcum → Stollings Trucking Company Inc; 2006-07-14 to 2006-11-02; source msha-controller-operator-history
- **operator_operates_mine:** Rama Development Co, Inc. → Mine No 1A; 2006-11-03 to 2008-02-14; source msha-controller-operator-history
- **controller_controls_operator:** Ronald G  Goff → Rama Development Co, Inc.; 2006-11-03 to 2008-02-14; source msha-controller-operator-history
- **operator_operates_mine:** Mare Development LLC → Mine No 1A; 2008-02-15 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** David E  Long et al → Mine No 1A; 2008-02-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** David E  Long et al → Mare Development LLC; 2008-02-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Craig  Marcum et al → Mare Development LLC; 2008-02-15 to current/open; source msha-controller-operator-history