# Relationship history for MSHA mine 1518113

Current hierarchy: **Roger  Coleman → R & B Enterprises, Inc. → #2**

- 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:** Ronnie  Smith → #2; 1995-10-11 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Emily Enterprises Inc → #2; 1998-11-01 to 1999-06-13; source msha-controller-operator-history
- **controller_controls_operator:** Ronnie  Smith → Emily Enterprises Inc; 1998-11-01 to 1999-06-13; source msha-controller-operator-history
- **operator_operates_mine:** Emily Enterprises Inc → #2; 1999-06-14 to 2001-08-26; source msha-controller-operator-history
- **controller_controls_mine:** Brent  Coleman et al → #2; 1999-06-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Brent  Coleman et al → Emily Enterprises Inc; 1999-06-14 to 2001-08-26; source msha-controller-operator-history
- **controller_controls_mine:** Roger  Coleman → #2; 1999-11-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** R & B Enterprises, Inc. → #2; 2001-08-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Roger  Coleman → R & B Enterprises, Inc.; 2001-08-27 to current/open; source msha-controller-operator-history