# Relationship history for MSHA mine 1103141

Current hierarchy: **Foresight Energy Labor LLC → Mach Mining LLC → Mach #1 Mine**

- 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:** Steelhead Development Company, LLC → Mach #1 Mine; 2004-11-08 to 2005-07-06; source msha-controller-operator-history
- **controller_controls_mine:** Chris  Cline → Mach #1 Mine; 2004-11-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Chris  Cline → Steelhead Development Company, LLC; 2004-11-08 to 2005-07-06; source msha-controller-operator-history
- **operator_operates_mine:** Mach Mining LLC → Mach #1 Mine; 2005-07-07 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Chris  Cline → Mach #1 Mine; 2005-07-07 to 2006-04-19; source msha-controller-operator-history
- **controller_controls_operator:** Chris  Cline → Mach Mining LLC; 2005-07-07 to 2006-04-19; source msha-controller-operator-history
- **controller_controls_mine:** Foresight Energy/ Murray Energy et al → Mach #1 Mine; 2006-04-20 to 2016-07-31; source msha-controller-operator-history
- **controller_controls_operator:** Foresight Energy/ Murray Energy et al → Mach Mining LLC; 2006-04-20 to 2016-07-31; source msha-controller-operator-history
- **controller_controls_operator:** Coalfield Transport Inc et al → Mach Mining LLC; 2006-04-20 to 2016-07-31; source msha-controller-operator-history
- **controller_controls_mine:** Foresight Energy Labor LLC → Mach #1 Mine; 2016-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Foresight Energy Labor LLC → Mach Mining LLC; 2016-08-01 to current/open; source msha-controller-operator-history