# Relationship history for MSHA mine 1519619

Current hierarchy: **Alvers Wayne  Mullins → A M Leasing, LLC → No. 1**

- 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:** Rhyno Corp, LLC → No. 1; 2011-08-29 to 2014-10-14; source msha-controller-operator-history
- **controller_controls_mine:** Ryan  Johns → No. 1; 2011-08-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ryan  Johns → Rhyno Corp, LLC; 2011-08-29 to 2014-10-14; source msha-controller-operator-history
- **controller_controls_mine:** Gloria  Johns → No. 1; 2014-03-31 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Black Pearl Resources, LLC → No. 1; 2014-10-15 to 2016-08-29; source msha-controller-operator-history
- **controller_controls_operator:** Gloria  Johns → Black Pearl Resources, LLC; 2014-10-15 to 2016-08-29; source msha-controller-operator-history
- **operator_operates_mine:** SOLO Contracting, LLC → No. 1; 2016-08-30 to 2017-03-16; source msha-controller-operator-history
- **controller_controls_mine:** Steve  Bentley et al → No. 1; 2016-08-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Steve  Bentley et al → SOLO Contracting, LLC; 2016-08-30 to 2017-03-16; source msha-controller-operator-history
- **controller_controls_operator:** Frank  Park et al → SOLO Contracting, LLC; 2016-08-30 to 2017-03-16; source msha-controller-operator-history
- **operator_operates_mine:** Black Pearl Resources, LLC → No. 1; 2017-03-17 to 2017-05-21; source msha-controller-operator-history
- **controller_controls_operator:** Gloria  Johns → Black Pearl Resources, LLC; 2017-03-17 to 2017-05-21; source msha-controller-operator-history
- **operator_operates_mine:** A M Leasing, LLC → No. 1; 2017-05-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Alvers Wayne  Mullins → No. 1; 2017-05-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alvers Wayne  Mullins → A M Leasing, LLC; 2017-05-22 to current/open; source msha-controller-operator-history