# Relationship history for MSHA mine 4103722

Current hierarchy: **Jeff  Conners; Scott  Conners; Pam  Conners → Conners Construction Company Inc → Yequa Plant**

- 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:** Conners Construction Company Inc → Yequa Plant; 1992-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Mary  Conners et al → Yequa Plant; 1992-05-01 to 2016-08-31; source msha-controller-operator-history
- **controller_controls_operator:** Mary  Conners et al → Conners Construction Company Inc; 1992-05-01 to 2016-08-31; source msha-controller-operator-history
- **controller_controls_mine:** Estate of Gary Conners et al → Yequa Plant; 2016-09-01 to 2018-03-28; source msha-controller-operator-history
- **controller_controls_operator:** Estate of Gary Conners et al → Conners Construction Company Inc; 2016-09-01 to 2018-03-28; source msha-controller-operator-history
- **controller_controls_operator:** Jeff  Conners et al → Conners Construction Company Inc; 2016-09-01 to 2018-03-28; source msha-controller-operator-history
- **controller_controls_operator:** Pam  Conners et al → Conners Construction Company Inc; 2016-09-01 to 2018-03-28; source msha-controller-operator-history
- **controller_controls_mine:** Scott  Conners Et Al → Yequa Plant; 2018-03-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Scott  Conners Et Al → Conners Construction Company Inc; 2018-03-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jeff  Conners Et Al → Conners Construction Company Inc; 2018-03-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Pam  Conners Et Al → Conners Construction Company Inc; 2018-03-29 to current/open; source msha-controller-operator-history