# Relationship history for MSHA mine 4606793

Current hierarchy: **Ellis Johathan Kim → Tony Fork Mining Inc → 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

- **operator_operates_mine:** Tony Fork Mining Inc → No 1; 1984-06-01 to 1985-02-24; source msha-controller-operator-history
- **controller_controls_mine:** Chapman Eddie → No 1; 1984-06-01 to 1985-02-24; source msha-controller-operator-history
- **controller_controls_operator:** Chapman Eddie → Tony Fork Mining Inc; 1984-06-01 to 1985-02-24; source msha-controller-operator-history
- **operator_operates_mine:** Tony Fork Mining Inc → No 1; 1985-02-25 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Ellis Johathan Kim → No 1; 1985-02-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ellis Johathan Kim → Tony Fork Mining Inc; 1985-02-25 to current/open; source msha-controller-operator-history