# Relationship history for MSHA mine 4406793

Current hierarchy: **SunCoke Energy Incorporated → Dominion Coal Corporation → Mine No 35**

- 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:** Sunoco, Inc. → Mine No 35; 1979-10-29 to 2012-01-16; source msha-controller-operator-history
- **controller_controls_mine:** James  Taylor et al → Mine No 35; 1984-10-04 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Dominion Coal Corporation → Mine No 35; 1995-02-01 to 1995-10-29; source msha-controller-operator-history
- **controller_controls_operator:** Sunoco, Inc. → Dominion Coal Corporation; 1995-02-01 to 1995-10-29; source msha-controller-operator-history
- **operator_operates_mine:** Rat Contractors Inc → Mine No 35; 1995-10-30 to 1996-03-03; source msha-controller-operator-history
- **controller_controls_mine:** Robert P  Ratliff → Mine No 35; 1995-10-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Robert P  Ratliff → Rat Contractors Inc; 1995-10-30 to 1996-03-03; source msha-controller-operator-history
- **operator_operates_mine:** Dominion Coal Corporation → Mine No 35; 1996-03-04 to 1999-07-04; source msha-controller-operator-history
- **controller_controls_operator:** Sunoco, Inc. → Dominion Coal Corporation; 1996-03-04 to 1999-07-04; source msha-controller-operator-history
- **operator_operates_mine:** Chad Coal Corp → Mine No 35; 1999-07-05 to 2000-08-30; source msha-controller-operator-history
- **controller_controls_operator:** James  Taylor et al → Chad Coal Corp; 1999-07-05 to 2000-08-30; source msha-controller-operator-history
- **controller_controls_operator:** Coy  Taylor et al → Chad Coal Corp; 1999-07-05 to 2000-08-30; source msha-controller-operator-history
- **operator_operates_mine:** Dominion Coal Corporation → Mine No 35; 2000-08-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Sunoco, Inc. → Dominion Coal Corporation; 2000-08-31 to 2012-01-16; source msha-controller-operator-history
- **controller_controls_mine:** SunCoke Energy Incorporated → Mine No 35; 2012-01-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** SunCoke Energy Incorporated → Dominion Coal Corporation; 2012-01-17 to 1995-10-29; source msha-controller-operator-history
- **controller_controls_operator:** SunCoke Energy Incorporated → Dominion Coal Corporation; 2012-01-17 to 1999-07-04; source msha-controller-operator-history
- **controller_controls_operator:** SunCoke Energy Incorporated → Dominion Coal Corporation; 2012-01-17 to current/open; source msha-controller-operator-history