# Relationship history for MSHA mine 0801392

Current hierarchy: **Jessica  Lehr → CJC Shell LLC. → Watermelon Pit**

- 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:** Barclay Brightline Resouces LLC → Watermelon Pit; 2012-10-01 to 2013-10-22; source msha-controller-operator-history
- **controller_controls_mine:** Gavin  Sword et al → Watermelon Pit; 2012-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gavin  Sword et al → Barclay Brightline Resouces LLC; 2012-10-01 to 2013-10-22; source msha-controller-operator-history
- **controller_controls_operator:** Lovina  Lehr et al → Barclay Brightline Resouces LLC; 2012-10-01 to 2013-10-22; source msha-controller-operator-history
- **operator_operates_mine:** BDC Shell And Aggregate → Watermelon Pit; 2013-10-23 to 2023-08-13; source msha-controller-operator-history
- **controller_controls_mine:** Lovina  Lehr et al → Watermelon Pit; 2013-10-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Lovina  Lehr et al → BDC Shell And Aggregate; 2013-10-23 to 2023-08-13; source msha-controller-operator-history
- **controller_controls_operator:** Jessica  Lehr et al → BDC Shell And Aggregate; 2013-10-23 to 2023-08-13; source msha-controller-operator-history
- **controller_controls_mine:** Jessica  Lehr → Watermelon Pit; 2020-07-29 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** CJC Shell LLC. → Watermelon Pit; 2023-08-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jessica  Lehr → CJC Shell LLC.; 2023-08-14 to current/open; source msha-controller-operator-history