# Relationship history for MSHA mine 2302533

Current hierarchy: **Lionmark Construction Companies LLC → Indian Creek Materials, LLC → Doniphan 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:** Lionmark Construction Companies LLC → Doniphan Mine; 2019-02-19 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** River Valley Sand and Gravel LLC → Doniphan Mine; 2019-06-26 to 2021-03-07; source msha-controller-operator-history
- **controller_controls_mine:** Katherine L Wilson et al → Doniphan Mine; 2019-06-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Katherine L Wilson et al → River Valley Sand and Gravel LLC; 2019-06-26 to 2021-03-07; source msha-controller-operator-history
- **controller_controls_operator:** Lawrence A Wilson et al → River Valley Sand and Gravel LLC; 2019-06-26 to 2021-03-07; source msha-controller-operator-history
- **controller_controls_operator:** Joseph A Wilson et al → River Valley Sand and Gravel LLC; 2019-06-26 to 2021-03-07; source msha-controller-operator-history
- **operator_operates_mine:** Indian Creek Materials, LLC → Doniphan Mine; 2021-03-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Lionmark Construction Companies LLC → Indian Creek Materials, LLC; 2021-03-08 to current/open; source msha-controller-operator-history