# Relationship history for MSHA mine 3608562

Current hierarchy: **Ronald  Lickman → International Anthracite Corp → Goodspring No 1 North Division**

- 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:** Ronald  Lickman → Goodspring No 1 North Division; 1991-04-26 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** International Anthracite Corp → Goodspring No 1 North Division; 1996-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ronald  Lickman → International Anthracite Corp; 1996-05-01 to current/open; source msha-controller-operator-history