# Relationship history for MSHA mine 4103654

Current hierarchy: **Donald  Conte → Georgia Stone Management LLC → TEXAS ROSE**

- 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:** Antonio C  Ramos → TEXAS ROSE; 1981-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Destag Ag & Lan International Inc → TEXAS ROSE; 1990-09-30 to 2004-12-31; source msha-controller-operator-history
- **operator_operates_mine:** New England Stone Industries Inc → TEXAS ROSE; 1991-02-01 to 1994-05-10; source msha-controller-operator-history
- **controller_controls_operator:** Antonio C  Ramos → New England Stone Industries Inc; 1991-02-01 to 1994-05-10; source msha-controller-operator-history
- **operator_operates_mine:** Rowan Granite Quarry Inc → TEXAS ROSE; 1994-05-11 to 1997-03-23; source msha-controller-operator-history
- **controller_controls_mine:** Skinawa & Lan International Inc → TEXAS ROSE; 1994-05-11 to 1997-03-23; source msha-controller-operator-history
- **controller_controls_operator:** Skinawa & Lan International Inc → Rowan Granite Quarry Inc; 1994-05-11 to 1997-03-23; source msha-controller-operator-history
- **controller_controls_mine:** Antonio C  Ramos → TEXAS ROSE; 1997-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Rowan Granite Quarry Inc → TEXAS ROSE; 1997-03-24 to 2009-10-04; source msha-controller-operator-history
- **controller_controls_operator:** Destag Ag & Lan International Inc → Rowan Granite Quarry Inc; 1997-03-24 to 2004-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Best Cheer USA → TEXAS ROSE; 2005-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Best Cheer USA → Rowan Granite Quarry Inc; 2005-01-01 to 2009-10-04; source msha-controller-operator-history
- **operator_operates_mine:** Georgia Stone Industries, Inc. → TEXAS ROSE; 2009-10-05 to 2024-09-09; source msha-controller-operator-history
- **controller_controls_operator:** Antonio C  Ramos → Georgia Stone Industries, Inc.; 2009-10-05 to 2024-09-09; source msha-controller-operator-history
- **operator_operates_mine:** Georgia Stone Management LLC → TEXAS ROSE; 2024-09-10 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Donald  Conte → TEXAS ROSE; 2024-09-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Donald  Conte → Georgia Stone Management LLC; 2024-09-10 to current/open; source msha-controller-operator-history