# Relationship history for MSHA mine 3609313

Current hierarchy: **James E  Marcy → James Marcy Quarry → James Marcy Quarry**

- 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:** Quarry Direct Inc. → James Marcy Quarry; 2005-03-01 to 2005-03-07; source msha-controller-operator-history
- **controller_controls_mine:** Albert  D'Alisa → James Marcy Quarry; 2005-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Albert  D'Alisa → Quarry Direct Inc.; 2005-03-01 to 2005-03-07; source msha-controller-operator-history
- **operator_operates_mine:** James Marcy Quarry → James Marcy Quarry; 2005-03-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** James E  Marcy → James Marcy Quarry; 2005-03-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James E  Marcy → James Marcy Quarry; 2005-03-08 to current/open; source msha-controller-operator-history