# Relationship history for MSHA mine 0503788

Current hierarchy: **Eagle Materials Inc → Raptor Materials LLC → 117 WP**

- 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:** Garrett  Varra et al → 117 WP; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Construction Leasing Investment Company → 117 WP; 1982-08-01 to 1991-12-26; source msha-controller-operator-history
- **controller_controls_mine:** Siegrist Construction Company Et Al → 117 WP; 1982-08-01 to 1991-12-26; source msha-controller-operator-history
- **controller_controls_operator:** Siegrist Construction Company Et Al → Construction Leasing Investment Company; 1982-08-01 to 1991-12-26; source msha-controller-operator-history
- **operator_operates_mine:** Varra Companies Inc → 117 WP; 1991-12-27 to 2022-04-21; source msha-controller-operator-history
- **controller_controls_operator:** Garrett  Varra et al → Varra Companies Inc; 1991-12-27 to 2022-04-21; source msha-controller-operator-history
- **controller_controls_operator:** Pasquale  Varra et al → Varra Companies Inc; 1991-12-27 to 2022-04-21; source msha-controller-operator-history
- **operator_operates_mine:** Raptor Materials LLC → 117 WP; 2022-04-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Eagle Materials Inc → 117 WP; 2022-04-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Eagle Materials Inc → Raptor Materials LLC; 2022-04-22 to current/open; source msha-controller-operator-history