# Relationship history for MSHA mine 3608669

Current hierarchy: **Marvin  Hays → J M W Enterprises Inc → Lattimer Basin**

- 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

- **controller_controls_mine:** Leonard A  Rossi → Lattimer Basin; 1983-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jay R  Stanton → Lattimer Basin; 1989-06-26 to 2000-05-14; source msha-controller-operator-history
- **controller_controls_mine:** Marvin  Hays → Lattimer Basin; 1990-11-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Diamond Coal Company Inc → Lattimer Basin; 1994-04-01 to 1996-02-29; source msha-controller-operator-history
- **controller_controls_operator:** Jay R  Stanton → Diamond Coal Company Inc; 1994-04-01 to 1996-02-29; source msha-controller-operator-history
- **operator_operates_mine:** Rossi Excavating Company → Lattimer Basin; 1996-03-01 to 1997-01-05; source msha-controller-operator-history
- **controller_controls_operator:** Leonard A  Rossi → Rossi Excavating Company; 1996-03-01 to 1997-01-05; source msha-controller-operator-history
- **operator_operates_mine:** J M W Enterprises Inc → Lattimer Basin; 1997-01-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Marvin  Hays → J M W Enterprises Inc; 1997-01-06 to current/open; source msha-controller-operator-history