# Relationship history for MSHA mine 3002683

Current hierarchy: **Richard J  Riccelli → Syracuse Sand & Gravel LLC → Wolcott Mine**

- 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:** Leslie Doty → Wolcott Mine; 1985-04-01 to 1997-05-26; source msha-controller-operator-history
- **controller_controls_mine:** Doty Leslie → Wolcott Mine; 1985-04-01 to 1997-05-26; source msha-controller-operator-history
- **controller_controls_operator:** Doty Leslie → Leslie Doty; 1985-04-01 to 1997-05-26; source msha-controller-operator-history
- **controller_controls_mine:** Richard  Riccelli et al → Wolcott Mine; 1997-05-21 to 2015-01-14; source msha-controller-operator-history
- **operator_operates_mine:** Bonds Sand & Gravel → Wolcott Mine; 1997-05-27 to 2015-08-03; source msha-controller-operator-history
- **controller_controls_mine:** Bond Ken → Wolcott Mine; 1997-05-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Bond Ken → Bonds Sand & Gravel; 1997-05-27 to 2015-08-03; source msha-controller-operator-history
- **controller_controls_mine:** Richard J  Riccelli → Wolcott Mine; 2015-01-15 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Syracuse Sand & Gravel LLC → Wolcott Mine; 2015-08-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Richard J  Riccelli → Syracuse Sand & Gravel LLC; 2015-08-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Richard  Riccelli et al → Syracuse Sand & Gravel LLC; 2015-08-04 to 2015-01-14; source msha-controller-operator-history
- **controller_controls_operator:** Joseph  Riccelli et al → Syracuse Sand & Gravel LLC; 2015-08-04 to 2015-01-14; source msha-controller-operator-history