# Relationship history for MSHA mine 1401754

Current hierarchy: **Evan  Dunn → Dunn's Material Handling LLC → COYVILLE 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:** R PUCKETT FARMS INC → COYVILLE PIT; 2012-09-25 to 2018-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Raymond  Puckett → COYVILLE PIT; 2012-09-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Raymond  Puckett → R PUCKETT FARMS INC; 2012-09-25 to 2018-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Dunn's Material Handling LLC → COYVILLE PIT; 2019-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Evan  Dunn → COYVILLE PIT; 2019-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Evan  Dunn → Dunn's Material Handling LLC; 2019-01-01 to current/open; source msha-controller-operator-history