# Relationship history for MSHA mine 0202811

Current hierarchy: **Philip N  Levin → Levin Stone Company Inc → Paradise**

- 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:** Philip N  Levin → Paradise; 1997-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Levin Stone Company Inc → Paradise; 1999-04-01 to 2001-05-27; source msha-controller-operator-history
- **controller_controls_operator:** Philip N  Levin → Levin Stone Company Inc; 1999-04-01 to 2001-05-27; source msha-controller-operator-history
- **operator_operates_mine:** New West Services Inc → Paradise; 2001-05-28 to 2002-10-08; source msha-controller-operator-history
- **controller_controls_mine:** Bob  Shuey → Paradise; 2001-05-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Bob  Shuey → New West Services Inc; 2001-05-28 to 2002-10-08; source msha-controller-operator-history
- **operator_operates_mine:** Levin Stone Company Inc → Paradise; 2002-10-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Philip N  Levin → Levin Stone Company Inc; 2002-10-09 to current/open; source msha-controller-operator-history