# Relationship history for MSHA mine 5400347

Current hierarchy: **Gilberto  Rodriguez → Arenero R R → ARENERO R.R.**

- 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:** Orlando Rodriguez & Associates → ARENERO R.R.; 1993-03-01 to 1996-03-31; source msha-controller-operator-history
- **controller_controls_mine:** Orlando  Rodriguez → ARENERO R.R.; 1993-03-01 to 1996-03-31; source msha-controller-operator-history
- **controller_controls_operator:** Orlando  Rodriguez → Orlando Rodriguez & Associates; 1993-03-01 to 1996-03-31; source msha-controller-operator-history
- **operator_operates_mine:** Rosado Contractor → ARENERO R.R.; 1996-04-01 to 1998-03-26; source msha-controller-operator-history
- **controller_controls_mine:** Angel L  Rosado → ARENERO R.R.; 1996-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Angel L  Rosado → Rosado Contractor; 1996-04-01 to 1998-03-26; source msha-controller-operator-history
- **operator_operates_mine:** Arenero R R → ARENERO R.R.; 1998-03-27 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Gilberto  Rodriguez → ARENERO R.R.; 1998-03-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gilberto  Rodriguez → Arenero R R; 1998-03-27 to current/open; source msha-controller-operator-history