# Relationship history for MSHA mine 1514068

Current hierarchy: **Smith Joey → Amy-Joe Coal Company Inc → No 3 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Runyon James Et Al → No 3 Mine; 1982-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Lake Arvil Et Al → No 3 Mine; 1982-09-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Smith Joey → No 3 Mine; 1983-03-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Double J Coal Company → No 3 Mine; 1983-06-01 to 1983-08-28; source msha-controller-operator-history
- **controller_controls_mine:** Bunch Joel Lee & Jerry Hodge → No 3 Mine; 1983-06-01 to 1983-08-28; source msha-controller-operator-history
- **controller_controls_operator:** Bunch Joel Lee & Jerry Hodge → Double J Coal Company; 1983-06-01 to 1983-08-28; source msha-controller-operator-history
- **operator_operates_mine:** Wax Enterprise → No 3 Mine; 1983-08-29 to 1984-01-29; source msha-controller-operator-history
- **controller_controls_operator:** Runyon James Et Al → Wax Enterprise; 1983-08-29 to 1984-01-29; source msha-controller-operator-history
- **operator_operates_mine:** Belva Mining Company → No 3 Mine; 1984-01-30 to 1985-01-07; source msha-controller-operator-history
- **controller_controls_operator:** Lake Arvil Et Al → Belva Mining Company; 1984-01-30 to 1985-01-07; source msha-controller-operator-history
- **operator_operates_mine:** Amy-Joe Coal Company Inc → No 3 Mine; 1985-01-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Smith Joey → Amy-Joe Coal Company Inc; 1985-01-08 to current/open; source msha-controller-operator-history