# Relationship history for MSHA mine 0801383

Current hierarchy: **Laura  Del Zotto → Del Zotto Products of Florida Inc. → Stevenson 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

- **controller_controls_mine:** Steven  Counts  et al → Stevenson Mine; 2001-10-29 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Steven Counts Inc. → Stevenson Mine; 2009-07-30 to 2021-05-24; source msha-controller-operator-history
- **controller_controls_operator:** Steven  Counts  et al → Steven Counts Inc.; 2009-07-30 to 2021-05-24; source msha-controller-operator-history
- **controller_controls_operator:** Dana  Counts  et al → Steven Counts Inc.; 2009-07-30 to 2021-05-24; source msha-controller-operator-history
- **operator_operates_mine:** Del Zotto Products of Florida Inc. → Stevenson Mine; 2021-05-25 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Laura  Del Zotto → Stevenson Mine; 2021-05-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Laura  Del Zotto → Del Zotto Products of Florida Inc.; 2021-05-25 to current/open; source msha-controller-operator-history