# Relationship history for MSHA mine 3402215

Current hierarchy: **John  Alstatt; Cliff  Alstatt → Eastern Oklahoma Stone LLC → Farrell Cooper #1**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Jarrod  Coyle et al → Farrell Cooper #1; 2016-06-10 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Cliff  Alstatt et al → Farrell Cooper #1; 2016-10-16 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** 3 C Stone Company LLC → Farrell Cooper #1; 2021-08-24 to 2023-10-19; source msha-controller-operator-history
- **controller_controls_operator:** Jarrod  Coyle et al → 3 C Stone Company LLC; 2021-08-24 to 2023-10-19; source msha-controller-operator-history
- **controller_controls_operator:** Bobby  Coyle et al → 3 C Stone Company LLC; 2021-08-24 to 2023-10-19; source msha-controller-operator-history
- **operator_operates_mine:** Eastern Oklahoma Stone LLC → Farrell Cooper #1; 2023-10-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Cliff  Alstatt et al → Eastern Oklahoma Stone LLC; 2023-10-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** John  Alstatt et al → Eastern Oklahoma Stone LLC; 2023-10-20 to current/open; source msha-controller-operator-history