# Relationship history for MSHA mine 3401236

Current hierarchy: **Rick D  Bumpers → Talihina Stone Inc → TALIHINA STONE INC**

- 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:** Indian Nation Construction Inc → TALIHINA STONE INC; 1979-01-01 to 1992-11-09; source msha-controller-operator-history
- **controller_controls_mine:** Nat  Marshall et al → TALIHINA STONE INC; 1979-01-01 to 1992-11-09; source msha-controller-operator-history
- **controller_controls_operator:** Nat  Marshall et al → Indian Nation Construction Inc; 1979-01-01 to 1992-11-09; source msha-controller-operator-history
- **operator_operates_mine:** Talihina Stone Inc → TALIHINA STONE INC; 1992-11-10 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Rick D  Bumpers → TALIHINA STONE INC; 1992-11-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rick D  Bumpers → Talihina Stone Inc; 1992-11-10 to current/open; source msha-controller-operator-history