# Relationship history for MSHA mine 4801755

Current hierarchy: **StonebloX LLC; Eldon  Strid → Stone Royale LLC → Q3**

- 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:** Richard  Dilts et al → Q3; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Stone Cutters LLC → Q3; 2011-08-28 to 2016-07-05; source msha-controller-operator-history
- **controller_controls_mine:** Eldon D  Strid et al → Q3; 2011-08-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Eldon D  Strid et al → Stone Cutters LLC; 2011-08-28 to 2016-07-05; source msha-controller-operator-history
- **controller_controls_operator:** Elaine R  Strid et al → Stone Cutters LLC; 2011-08-28 to 2016-07-05; source msha-controller-operator-history
- **operator_operates_mine:** Dakota Granite Co. → Q3; 2016-07-06 to 2020-06-14; source msha-controller-operator-history
- **controller_controls_operator:** Richard  Dilts et al → Dakota Granite Co.; 2016-07-06 to 2020-06-14; source msha-controller-operator-history
- **operator_operates_mine:** Strid Marble and Granite Company → Q3; 2020-06-15 to 2025-08-20; source msha-controller-operator-history
- **controller_controls_mine:** Eldon D  Strid et al → Q3; 2020-06-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Eldon D  Strid et al → Strid Marble and Granite Company; 2020-06-15 to 2025-08-20; source msha-controller-operator-history
- **controller_controls_operator:** Elaine R  Strid et al → Strid Marble and Granite Company; 2020-06-15 to 2025-08-20; source msha-controller-operator-history
- **operator_operates_mine:** Stone Royale LLC → Q3; 2025-08-21 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Eldon  Strid et al → Q3; 2025-08-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Eldon  Strid et al → Stone Royale LLC; 2025-08-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** StonebloX LLC et al → Stone Royale LLC; 2025-08-21 to current/open; source msha-controller-operator-history