# Relationship history for MSHA mine 1518891

Current hierarchy: **Stephen  Moscicki → First Coal, LLC. → First Coal #2**

- 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:** Ronda A  Lilly → First Coal #2; 2003-06-25 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** RAL Recovery Systems, LLC → First Coal #2; 2005-09-01 to 2010-09-23; source msha-controller-operator-history
- **controller_controls_operator:** Ronda A  Lilly → RAL Recovery Systems, LLC; 2005-09-01 to 2010-09-23; source msha-controller-operator-history
- **controller_controls_mine:** Jesse  Bowling → First Coal #2; 2010-08-31 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Erline Resources, LLC → First Coal #2; 2010-09-24 to 2011-08-25; source msha-controller-operator-history
- **controller_controls_operator:** Jesse  Bowling → Erline Resources, LLC; 2010-09-24 to 2011-08-25; source msha-controller-operator-history
- **operator_operates_mine:** Silver Slate LLC → First Coal #2; 2011-08-26 to 2013-09-26; source msha-controller-operator-history
- **controller_controls_mine:** Ray  Merlo → First Coal #2; 2011-08-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ray  Merlo → Silver Slate LLC; 2011-08-26 to 2013-09-26; source msha-controller-operator-history
- **controller_controls_mine:** Eddie  Lawson → First Coal #2; 2013-01-23 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Stephen  Moscicki et al → First Coal #2; 2013-06-23 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Blue Sky Excavating LLC → First Coal #2; 2013-09-27 to 2013-12-19; source msha-controller-operator-history
- **controller_controls_operator:** Eddie  Lawson → Blue Sky Excavating LLC; 2013-09-27 to 2013-12-19; source msha-controller-operator-history
- **operator_operates_mine:** First Coal, LLC. → First Coal #2; 2013-12-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Stephen  Moscicki et al → First Coal, LLC.; 2013-12-20 to current/open; source msha-controller-operator-history