# Relationship history for MSHA mine 0801307

Current hierarchy: **Jon A  Deckrow → Millennium Development  Group Incorporated → Millennium**

- 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:** Millennium Development  Group Incorporated → Millennium; 2001-11-06 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Sherrill Pat → Millennium; 2001-11-06 to 2002-05-27; source msha-controller-operator-history
- **controller_controls_operator:** Sherrill Pat → Millennium Development  Group Incorporated; 2001-11-06 to 2002-05-27; source msha-controller-operator-history
- **controller_controls_mine:** Jon A  Deckrow → Millennium; 2002-05-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jon A  Deckrow → Millennium Development  Group Incorporated; 2002-05-28 to current/open; source msha-controller-operator-history