# Relationship history for MSHA mine 4202314

Current hierarchy: **Kim Cristine  Bird; Carolyne  Madsen → JRJ Service Inc → JRJ SERVICE, INC.**

- 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:** JRJ Service Inc → JRJ SERVICE, INC.; 2001-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Carolyne  Madsen et al → JRJ SERVICE, INC.; 2001-04-01 to 2021-12-21; source msha-controller-operator-history
- **controller_controls_operator:** Carolyne  Madsen et al → JRJ Service Inc; 2001-04-01 to 2021-12-21; source msha-controller-operator-history
- **controller_controls_operator:** Kenneth  Bird et al → JRJ Service Inc; 2001-04-01 to 2021-12-21; source msha-controller-operator-history
- **controller_controls_operator:** Kim C Bird et al → JRJ Service Inc; 2001-04-01 to 2021-12-21; source msha-controller-operator-history
- **controller_controls_mine:** Carolyne  Madsen et al → JRJ SERVICE, INC.; 2021-12-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Carolyne  Madsen et al → JRJ Service Inc; 2021-12-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kim Cristine  Bird et al → JRJ Service Inc; 2021-12-23 to current/open; source msha-controller-operator-history