# Relationship history for MSHA mine 4407005

Current hierarchy: **Metinvest B V → Banner Blue Coal Company → Devils Br.**

- 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:** Robin Roy Belcher → Devils Br.; 1980-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** TECO Energy Inc → Devils Br.; 1988-04-26 to 2015-09-20; source msha-controller-operator-history
- **controller_controls_mine:** Gary A  Horn → Devils Br.; 1991-07-22 to 2005-10-19; source msha-controller-operator-history
- **controller_controls_mine:** Charles  Childress et al → Devils Br.; 1996-03-01 to 2000-11-29; source msha-controller-operator-history
- **operator_operates_mine:** Childress Construction & Trucking → Devils Br.; 2000-08-01 to 2000-11-29; source msha-controller-operator-history
- **controller_controls_operator:** Charles  Childress et al → Childress Construction & Trucking; 2000-08-01 to 2000-11-29; source msha-controller-operator-history
- **operator_operates_mine:** Clintwood Elkhorn Mining Company Inc → Devils Br.; 2000-11-30 to 2001-05-29; source msha-controller-operator-history
- **controller_controls_operator:** TECO Energy Inc → Clintwood Elkhorn Mining Company Inc; 2000-11-30 to 2001-05-29; source msha-controller-operator-history
- **operator_operates_mine:** B C & C Coal Inc → Devils Br.; 2001-05-30 to 2010-10-06; source msha-controller-operator-history
- **controller_controls_mine:** Corbin Eugene  Cline → Devils Br.; 2001-05-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Corbin Eugene  Cline → B C & C Coal Inc; 2001-05-30 to 2010-10-06; source msha-controller-operator-history
- **controller_controls_mine:** Sam  Blankenship → Devils Br.; 2005-10-20 to 2006-01-22; source msha-controller-operator-history
- **controller_controls_mine:** United  Company → Devils Br.; 2006-01-23 to 2009-04-29; source msha-controller-operator-history
- **controller_controls_mine:** Metinvest B V → Devils Br.; 2009-04-30 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** P.B. Dirtmovers → Devils Br.; 2010-10-07 to 2011-12-06; source msha-controller-operator-history
- **controller_controls_operator:** Robin Roy Belcher → P.B. Dirtmovers; 2010-10-07 to 2011-12-06; source msha-controller-operator-history
- **operator_operates_mine:** Banner Blue Coal Company → Devils Br.; 2011-12-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Metinvest B V → Banner Blue Coal Company; 2011-12-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** United  Company → Banner Blue Coal Company; 2011-12-07 to 2009-04-29; source msha-controller-operator-history
- **controller_controls_operator:** Sam  Blankenship → Banner Blue Coal Company; 2011-12-07 to 2006-01-22; source msha-controller-operator-history
- **controller_controls_operator:** Gary A  Horn → Banner Blue Coal Company; 2011-12-07 to 2005-10-19; source msha-controller-operator-history
- **controller_controls_mine:** James H  Booth et al → Devils Br.; 2015-09-21 to 2019-06-15; source msha-controller-operator-history
- **controller_controls_operator:** James H  Booth et al → Clintwood Elkhorn Mining Company Inc; 2015-09-21 to 2001-05-29; source msha-controller-operator-history
- **controller_controls_mine:** J Mark  Campbell → Devils Br.; 2019-06-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** J Mark  Campbell → Clintwood Elkhorn Mining Company Inc; 2019-06-16 to 2001-05-29; source msha-controller-operator-history