# Relationship history for MSHA mine 1518694

Current hierarchy: **James C  Justice II → SEQUOIA ENERGY LLC → Bardo #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: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Stanley R  Ditty → Bardo #1; 2003-01-29 to 2007-07-19; source msha-controller-operator-history
- **operator_operates_mine:** Bardo Mining LLC → Bardo #1; 2003-12-12 to 2012-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Stanley R  Ditty → Bardo #1; 2003-12-12 to 2007-05-22; source msha-controller-operator-history
- **controller_controls_operator:** Stanley R  Ditty → Bardo Mining LLC; 2003-12-12 to 2007-05-22; source msha-controller-operator-history
- **controller_controls_mine:** James C  Justice II et al → Bardo #1; 2007-05-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James C  Justice II et al → Bardo Mining LLC; 2007-05-23 to 2012-12-31; source msha-controller-operator-history
- **controller_controls_mine:** James C  Justice II et al → Bardo #1; 2007-07-20 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** SEQUOIA ENERGY LLC → Bardo #1; 2013-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James C  Justice II et al → SEQUOIA ENERGY LLC; 2013-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Stanley R  Ditty → SEQUOIA ENERGY LLC; 2013-01-01 to 2007-07-19; source msha-controller-operator-history