# Relationship history for MSHA mine 0103173

Current hierarchy: **James C  Odom; Earline F  Odom → Magnolia Sand & Gravel → PIT 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:** Magnolia Sand & Gravel → PIT 1; 1999-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Earline F  Odom et al → PIT 1; 1999-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Earline F  Odom et al → Magnolia Sand & Gravel; 1999-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James C  Odom et al → Magnolia Sand & Gravel; 1999-10-01 to current/open; source msha-controller-operator-history