# Relationship history for MSHA mine 5002046

Current hierarchy: **Jeffrey  Keener; Peter  Frantz → Metallogeny, Inc. → Tripple Creek Mine**

- 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

- **operator_operates_mine:** Metallogeny, Inc. → Tripple Creek Mine; 2016-06-14 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jeffrey  Keener et al → Tripple Creek Mine; 2016-06-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jeffrey  Keener et al → Metallogeny, Inc.; 2016-06-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Peter  Frantz et al → Metallogeny, Inc.; 2016-06-14 to current/open; source msha-controller-operator-history