# Relationship history for MSHA mine 0102646

Current hierarchy: **Jordan James M → J M Jordan Mining Company → MCLEMORE PIT**

- 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:** Jordan James M → MCLEMORE PIT; 1979-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** J M Jordan Mining Company → MCLEMORE PIT; 1985-09-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jordan James M → J M Jordan Mining Company; 1985-09-01 to current/open; source msha-controller-operator-history