# Relationship history for MSHA mine 4103930

Current hierarchy: **Wayne B  Bean → Bean Marine → Bean Marine**

- 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

- **controller_controls_mine:** Elmer P  Bittner  et al → Bean Marine; 1994-07-01 to 1997-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Stabilized Products Inc → Bean Marine; 1996-12-01 to 1997-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Elmer P  Bittner  et al → Stabilized Products Inc; 1996-12-01 to 1997-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Genoa Mining Inc → Bean Marine; 1998-01-01 to 2002-01-01; source msha-controller-operator-history
- **controller_controls_mine:** James B  Pace Jr → Bean Marine; 1998-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James B  Pace Jr → Genoa Mining Inc; 1998-01-01 to 2002-01-01; source msha-controller-operator-history
- **operator_operates_mine:** Bean Marine → Bean Marine; 2002-01-02 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Wayne B  Bean → Bean Marine; 2002-01-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Wayne B  Bean → Bean Marine; 2002-01-02 to current/open; source msha-controller-operator-history