# Relationship history for MSHA mine 1519281

Current hierarchy: **Kennedy Alexis King → Ki-Coal, Inc. → #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

- **controller_controls_mine:** International Coal Group Inc (ICG) → #1; 2004-10-01 to 2011-06-14; source msha-controller-operator-history
- **controller_controls_mine:** International Coal Group Inc (ICG) → #1; 2004-10-02 to 2011-06-14; source msha-controller-operator-history
- **operator_operates_mine:** ICG Hazard LLC → #1; 2008-08-19 to 2016-04-11; source msha-controller-operator-history
- **controller_controls_operator:** International Coal Group Inc (ICG) → ICG Hazard LLC; 2008-08-19 to 2011-06-14; source msha-controller-operator-history
- **controller_controls_mine:** Arch Resources Inc → #1; 2011-06-15 to 2016-04-11; source msha-controller-operator-history
- **controller_controls_mine:** Arch Resources Inc → #1; 2011-06-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Arch Resources Inc → ICG Hazard LLC; 2011-06-15 to 2016-04-11; source msha-controller-operator-history
- **operator_operates_mine:** KNOTT COUNTY COAL LLC → #1; 2016-04-12 to 2020-07-22; source msha-controller-operator-history
- **controller_controls_operator:** International Coal Group Inc (ICG) → KNOTT COUNTY COAL LLC; 2016-04-12 to 2011-06-14; source msha-controller-operator-history
- **controller_controls_mine:** Quest Energy Corporation → #1; 2016-04-12 to 2017-01-04; source msha-controller-operator-history
- **controller_controls_operator:** Quest Energy Corporation → KNOTT COUNTY COAL LLC; 2016-04-12 to 2017-01-04; source msha-controller-operator-history
- **controller_controls_operator:** Arch Resources Inc → KNOTT COUNTY COAL LLC; 2016-04-12 to 2016-04-11; source msha-controller-operator-history
- **controller_controls_mine:** American Resources Corporation → #1; 2017-01-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** American Resources Corporation → KNOTT COUNTY COAL LLC; 2017-01-05 to 2020-07-22; source msha-controller-operator-history
- **controller_controls_mine:** Keith R  Thacker → #1; 2017-09-28 to 2018-03-14; source msha-controller-operator-history
- **controller_controls_mine:** Barry W  King → #1; 2018-03-15 to 2023-02-13; source msha-controller-operator-history
- **operator_operates_mine:** Adella Coal, Inc → #1; 2020-07-23 to 2020-08-26; source msha-controller-operator-history
- **controller_controls_operator:** Barry W  King → Adella Coal, Inc; 2020-07-23 to 2020-08-26; source msha-controller-operator-history
- **controller_controls_operator:** Keith R  Thacker → Adella Coal, Inc; 2020-07-23 to 2018-03-14; source msha-controller-operator-history
- **operator_operates_mine:** Ki-Coal, Inc. → #1; 2020-08-27 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Barry W  King → #1; 2020-08-27 to 2022-12-22; source msha-controller-operator-history
- **controller_controls_operator:** Barry W  King → Ki-Coal, Inc.; 2020-08-27 to 2022-12-22; source msha-controller-operator-history
- **controller_controls_mine:** Larry E  King → #1; 2022-12-23 to 2023-04-30; source msha-controller-operator-history
- **controller_controls_operator:** Larry E  King → Ki-Coal, Inc.; 2022-12-23 to 2023-04-30; source msha-controller-operator-history
- **controller_controls_mine:** Larry E  King → #1; 2023-02-14 to 2023-04-07; source msha-controller-operator-history
- **controller_controls_operator:** Larry E  King → Adella Coal, Inc; 2023-02-14 to 2020-08-26; source msha-controller-operator-history
- **controller_controls_mine:** Kennedy  King → #1; 2023-04-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kennedy  King → Adella Coal, Inc; 2023-04-08 to 2020-08-26; source msha-controller-operator-history
- **controller_controls_mine:** Kennedy Alexis King → #1; 2023-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kennedy Alexis King → Ki-Coal, Inc.; 2023-05-01 to current/open; source msha-controller-operator-history