# Relationship history for MSHA mine 0801098

Current hierarchy: **Rhodes Rudy → S & R Excavating Of Desoto → S & R SHELL 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:** G & Y Of De Soto Shell Mining → S & R SHELL PIT; 1988-03-01 to 1990-07-17; source msha-controller-operator-history
- **controller_controls_mine:** Gelesko Fred → S & R SHELL PIT; 1988-03-01 to 1990-07-17; source msha-controller-operator-history
- **controller_controls_operator:** Gelesko Fred → G & Y Of De Soto Shell Mining; 1988-03-01 to 1990-07-17; source msha-controller-operator-history
- **operator_operates_mine:** S & R Excavating Of Desoto → S & R SHELL PIT; 1990-07-18 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Rhodes Rudy → S & R SHELL PIT; 1990-07-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rhodes Rudy → S & R Excavating Of Desoto; 1990-07-18 to current/open; source msha-controller-operator-history