# Relationship history for MSHA mine 0404069

Current hierarchy: **Behunin Gage → Lobo Mining Corp → Diltz 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:** S A Q Inc → Diltz Mine; 1950-01-01 to 1985-07-30; source msha-controller-operator-history
- **controller_controls_mine:** Hays Millard Streeter → Diltz Mine; 1950-01-01 to 1985-07-30; source msha-controller-operator-history
- **controller_controls_operator:** Hays Millard Streeter → S A Q Inc; 1950-01-01 to 1985-07-30; source msha-controller-operator-history
- **operator_operates_mine:** Diltz Mine Ltd → Diltz Mine; 1985-07-31 to 1986-03-10; source msha-controller-operator-history
- **controller_controls_mine:** United Mining & Refining Inc Et Al → Diltz Mine; 1985-07-31 to 1986-03-10; source msha-controller-operator-history
- **controller_controls_operator:** United Mining & Refining Inc Et Al → Diltz Mine Ltd; 1985-07-31 to 1986-03-10; source msha-controller-operator-history
- **operator_operates_mine:** United Mining & Refining Inc → Diltz Mine; 1986-03-11 to 1994-04-25; source msha-controller-operator-history
- **controller_controls_mine:** United Mining & Refining Inc → Diltz Mine; 1986-03-11 to 1994-04-25; source msha-controller-operator-history
- **controller_controls_operator:** United Mining & Refining Inc → United Mining & Refining Inc; 1986-03-11 to 1994-04-25; source msha-controller-operator-history
- **operator_operates_mine:** Lobo Mining Corp → Diltz Mine; 1994-04-26 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Behunin Gage → Diltz Mine; 1994-04-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Behunin Gage → Lobo Mining Corp; 1994-04-26 to current/open; source msha-controller-operator-history