# Relationship history for MSHA mine 4605054

Current hierarchy: **Kristopher C  Lilly → Red Bone Mining Company → Pokey No 1 Mine**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Laurita Electromet Fuels → Pokey No 1 Mine; 1976-01-21 to 1977-03-08; source msha-controller-operator-history
- **controller_controls_mine:** James L  Laurita → Pokey No 1 Mine; 1976-01-21 to 1977-03-08; source msha-controller-operator-history
- **controller_controls_operator:** James L  Laurita → Laurita Electromet Fuels; 1976-01-21 to 1977-03-08; source msha-controller-operator-history
- **controller_controls_mine:** Westbury Coal Inc & Sewickley Coal Management Inc → Pokey No 1 Mine; 1977-03-03 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** J & J Coal Mining Partnership → Pokey No 1 Mine; 1977-03-09 to 1979-12-09; source msha-controller-operator-history
- **controller_controls_operator:** Westbury Coal Inc & Sewickley Coal Management Inc → J & J Coal Mining Partnership; 1977-03-09 to 1979-12-09; source msha-controller-operator-history
- **controller_controls_mine:** Charles D  Lilly → Pokey No 1 Mine; 1979-10-18 to 1983-02-07; source msha-controller-operator-history
- **operator_operates_mine:** Lilly Brothers Coal Company Inc → Pokey No 1 Mine; 1979-12-10 to 1983-02-07; source msha-controller-operator-history
- **controller_controls_operator:** Charles D  Lilly → Lilly Brothers Coal Company Inc; 1979-12-10 to 1983-02-07; source msha-controller-operator-history
- **controller_controls_mine:** Charles D  Lilly → Pokey No 1 Mine; 1981-02-17 to 2012-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Co-Op Coal Company Inc → Pokey No 1 Mine; 1983-02-08 to 1985-02-07; source msha-controller-operator-history
- **controller_controls_mine:** Kelley Marlin → Pokey No 1 Mine; 1983-02-08 to 1985-02-07; source msha-controller-operator-history
- **controller_controls_operator:** Kelley Marlin → Co-Op Coal Company Inc; 1983-02-08 to 1985-02-07; source msha-controller-operator-history
- **operator_operates_mine:** Gray Stone Mining Inc → Pokey No 1 Mine; 1985-02-08 to 1993-01-24; source msha-controller-operator-history
- **controller_controls_mine:** Tennant Ora Dwayne → Pokey No 1 Mine; 1985-02-08 to 1993-01-24; source msha-controller-operator-history
- **controller_controls_operator:** Tennant Ora Dwayne → Gray Stone Mining Inc; 1985-02-08 to 1993-01-24; source msha-controller-operator-history
- **operator_operates_mine:** Red Bone Mining Company → Pokey No 1 Mine; 1993-01-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Charles D  Lilly → Red Bone Mining Company; 1993-01-25 to 2012-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Kristopher C  Lilly → Pokey No 1 Mine; 2013-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kristopher C  Lilly → Red Bone Mining Company; 2013-01-01 to current/open; source msha-controller-operator-history