# Relationship history for MSHA mine 4001317

Current hierarchy: **Rogers Group Inc → Rogers Group Inc. → Jamestown Stone**

- 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

- **controller_controls_mine:** Rogers Group Inc → Jamestown Stone; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Fentress County Highway Department → Jamestown Stone; 1950-01-01 to 2020-02-26; source msha-controller-operator-history
- **controller_controls_mine:** Fentress County-TN → Jamestown Stone; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Fentress County-TN → Fentress County Highway Department; 1950-01-01 to 2020-02-26; source msha-controller-operator-history
- **operator_operates_mine:** Jamestown Stone LLC → Jamestown Stone; 2020-02-27 to 2025-02-05; source msha-controller-operator-history
- **controller_controls_mine:** Wallace R  Carter et al → Jamestown Stone; 2020-02-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Wallace R  Carter et al → Jamestown Stone LLC; 2020-02-27 to 2025-02-05; source msha-controller-operator-history
- **controller_controls_operator:** Denise D  Carter et al → Jamestown Stone LLC; 2020-02-27 to 2025-02-05; source msha-controller-operator-history
- **operator_operates_mine:** Rogers Group Inc. → Jamestown Stone; 2025-02-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rogers Group Inc → Rogers Group Inc.; 2025-02-06 to current/open; source msha-controller-operator-history