# Relationship history for MSHA mine 2003081

Current hierarchy: **Ken  Smith → Moose Lake Aggregates, LLC → MOOSE LAKE AGGREGATES LLC**

- 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:** Moose Lake Development Inc → MOOSE LAKE AGGREGATES LLC; 1998-09-01 to 1999-07-05; source msha-controller-operator-history
- **controller_controls_mine:** James  Seggerman → MOOSE LAKE AGGREGATES LLC; 1998-09-01 to 1999-07-05; source msha-controller-operator-history
- **controller_controls_operator:** James  Seggerman → Moose Lake Development Inc; 1998-09-01 to 1999-07-05; source msha-controller-operator-history
- **operator_operates_mine:** Moose Lake Aggregates → MOOSE LAKE AGGREGATES LLC; 1999-07-06 to 2001-06-30; source msha-controller-operator-history
- **controller_controls_mine:** Martin  Ozinga III et al → MOOSE LAKE AGGREGATES LLC; 1999-07-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Martin  Ozinga III et al → Moose Lake Aggregates; 1999-07-06 to 2001-06-30; source msha-controller-operator-history
- **controller_controls_operator:** Richard K  Ozinga et al → Moose Lake Aggregates; 1999-07-06 to 2001-06-30; source msha-controller-operator-history
- **operator_operates_mine:** Moose Lake Aggregates, LLC → MOOSE LAKE AGGREGATES LLC; 2001-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Ken  Smith → MOOSE LAKE AGGREGATES LLC; 2001-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ken  Smith → Moose Lake Aggregates, LLC; 2001-07-01 to current/open; source msha-controller-operator-history