# Relationship history for MSHA mine 1516984

Current hierarchy: **Neol Brett → Lone Delta Resources → No 1**

- 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:** Patterson Daniel → No 1; 1989-02-21 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Foley Carlton G & Elvis Owens Et Al → No 1; 1990-01-09 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Fantasia Mining Company → No 1; 1990-09-01 to 1991-09-24; source msha-controller-operator-history
- **controller_controls_operator:** Foley Carlton G & Elvis Owens Et Al → Fantasia Mining Company; 1990-09-01 to 1991-09-24; source msha-controller-operator-history
- **operator_operates_mine:** Dan'S Coal Company → No 1; 1991-09-25 to 1992-03-19; source msha-controller-operator-history
- **controller_controls_operator:** Patterson Daniel → Dan'S Coal Company; 1991-09-25 to 1992-03-19; source msha-controller-operator-history
- **operator_operates_mine:** Block Coal Company → No 1; 1992-03-20 to 1994-01-31; source msha-controller-operator-history
- **controller_controls_mine:** Doolin Jerry-Rondal Mills Jr Et Al → No 1; 1992-03-20 to 1994-01-31; source msha-controller-operator-history
- **controller_controls_operator:** Doolin Jerry-Rondal Mills Jr Et Al → Block Coal Company; 1992-03-20 to 1994-01-31; source msha-controller-operator-history
- **operator_operates_mine:** Lone Delta Resources → No 1; 1994-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Neol Brett → No 1; 1994-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Neol Brett → Lone Delta Resources; 1994-02-01 to current/open; source msha-controller-operator-history