# Relationship history for MSHA mine 3003145

Current hierarchy: **Andre  Hagadorn → Adirondack Natural Stone → LAKE GEORGE GRANITE**

- 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:** Lake George Granite Div Of French Mtn Ent Inc → LAKE GEORGE GRANITE; 1995-07-01 to 2002-03-14; source msha-controller-operator-history
- **controller_controls_mine:** John P  Matthews → LAKE GEORGE GRANITE; 1995-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** John P  Matthews → Lake George Granite Div Of French Mtn Ent Inc; 1995-07-01 to 2002-03-14; source msha-controller-operator-history
- **controller_controls_mine:** Andre  Hagadorn → LAKE GEORGE GRANITE; 1999-12-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Adirondack Natural Stone → LAKE GEORGE GRANITE; 2002-03-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Andre  Hagadorn → Adirondack Natural Stone; 2002-03-15 to current/open; source msha-controller-operator-history