# Relationship history for MSHA mine 0504636

Current hierarchy: **Fred  Lowry; Jerald A  Seifert → Fred Lowry & Jerald A Seifert → TALLAHASSEE 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

- **operator_operates_mine:** Fred Lowry & Jerald A Seifert → TALLAHASSEE PIT; 1999-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Fred  Lowry et al → TALLAHASSEE PIT; 1999-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Fred  Lowry et al → Fred Lowry & Jerald A Seifert; 1999-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jerald A  Seifert et al → Fred Lowry & Jerald A Seifert; 1999-02-01 to current/open; source msha-controller-operator-history