# Relationship history for MSHA mine 1601347

Current hierarchy: **Rene  Esneault; Suzette M  Esneault → South Louisiana Fill Materials, LLC → Convent Pit**

- 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:** Fill Materials Inc → Convent Pit; 1999-03-01 to 2006-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Gary L  Smith Sr  et al → Convent Pit; 1999-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gary L  Smith Sr  et al → Fill Materials Inc; 1999-03-01 to 2006-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Glen D  Smith  et al → Fill Materials Inc; 1999-03-01 to 2006-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Fill Materials LLC → Convent Pit; 2007-01-01 to 2020-03-12; source msha-controller-operator-history
- **controller_controls_mine:** Gary L  Smith Sr  et al → Convent Pit; 2007-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gary L  Smith Sr  et al → Fill Materials LLC; 2007-01-01 to 2020-03-12; source msha-controller-operator-history
- **controller_controls_operator:** Glen D  Smith  et al → Fill Materials LLC; 2007-01-01 to 2020-03-12; source msha-controller-operator-history
- **controller_controls_mine:** Suzette M  Esneault et al → Convent Pit; 2013-12-10 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** South Louisiana Fill Materials, LLC → Convent Pit; 2020-03-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Suzette M  Esneault et al → South Louisiana Fill Materials, LLC; 2020-03-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rene  Esneault et al → South Louisiana Fill Materials, LLC; 2020-03-13 to current/open; source msha-controller-operator-history