# Relationship history for MSHA mine 2003313

Current hierarchy: **Henry J  Zeitz → Zeitz Farms, Inc. → Zeitz Farms, Inc.**

- 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:** Zeitz Farms, Inc. → Zeitz Farms, Inc.; 2005-03-14 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Henry J  Zeitz → Zeitz Farms, Inc.; 2005-03-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Henry J  Zeitz → Zeitz Farms, Inc.; 2005-03-14 to current/open; source msha-controller-operator-history