# Relationship history for MSHA mine 4406716

Current hierarchy: **SunCoke Energy Incorporated → Jewell Smokeless Coal Corp → Central Shop**

- 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. → Central Shop; 1979-10-17 to 2012-01-16; source msha-controller-operator-history
- **controller_controls_mine:** Sunoco, Inc. → Central Shop; 1979-10-29 to 2012-01-16; source msha-controller-operator-history
- **operator_operates_mine:** Dominion Coal Corporation → Central Shop; 1992-09-01 to 2016-02-18; source msha-controller-operator-history
- **controller_controls_operator:** Sunoco, Inc. → Dominion Coal Corporation; 1992-09-01 to 2012-01-16; source msha-controller-operator-history
- **controller_controls_mine:** SunCoke Energy Incorporated → Central Shop; 2012-01-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** SunCoke Energy Incorporated → Dominion Coal Corporation; 2012-01-17 to 2016-02-18; source msha-controller-operator-history
- **operator_operates_mine:** Jewell Smokeless Coal Corp → Central Shop; 2016-02-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** SunCoke Energy Incorporated → Jewell Smokeless Coal Corp; 2016-02-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Sunoco, Inc. → Jewell Smokeless Coal Corp; 2016-02-19 to 2012-01-16; source msha-controller-operator-history