# Relationship history for MSHA mine 2003218

Current hierarchy: **Robert  Gilling → Landscape Supply Depot LLC → PALMER PIT**

- 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:** Landscape Supply Depot LLC → PALMER PIT; 2001-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Robert  Gilling et al → PALMER PIT; 2001-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Robert  Gilling et al → Landscape Supply Depot LLC; 2001-07-01 to current/open; source msha-controller-operator-history