# Relationship history for MSHA mine 3004101

Current hierarchy: **Richard  Forrestel Jr; Ryan  Forrestel → Cold Spring Construction Company → Kleemann MC110 Jaw K117.0044 #940**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-18T09:31:49.615908+00:00

## Valid-time edges

- **controller_controls_mine:** Richard  Forrestel → Kleemann MC110 Jaw K117.0044 #940; 1981-04-01 to 2020-11-22; source msha-controller-operator-history
- **controller_controls_mine:** Ryan  Forrestel → Kleemann MC110 Jaw K117.0044 #940; 2020-11-23 to 2022-04-18; source msha-controller-operator-history
- **controller_controls_mine:** Richard  Forrestel Jr et al → Kleemann MC110 Jaw K117.0044 #940; 2022-04-19 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Cold Spring Construction Company → Kleemann MC110 Jaw K117.0044 #940; 2022-05-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ryan  Forrestel → Cold Spring Construction Company; 2022-05-04 to 2022-04-18; source msha-controller-operator-history
- **controller_controls_operator:** Richard  Forrestel Jr et al → Cold Spring Construction Company; 2022-05-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ryan  Forrestel et al → Cold Spring Construction Company; 2022-05-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Richard  Forrestel → Cold Spring Construction Company; 2022-05-04 to 2020-11-22; source msha-controller-operator-history