# Relationship history for MSHA mine 1518523

Current hierarchy: **Fred  Runyon Jr → Pond Creek Energy, Inc. → Cindas Creek No. 1**

- 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:** Fred  Runyon Jr → Cindas Creek No. 1; 2001-10-23 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** R & T Coal Co., Inc. → Cindas Creek No. 1; 2002-02-20 to 2002-08-28; source msha-controller-operator-history
- **controller_controls_mine:** Tommy L  McKenzie et al → Cindas Creek No. 1; 2002-02-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Tommy L  McKenzie et al → R & T Coal Co., Inc.; 2002-02-20 to 2002-08-28; source msha-controller-operator-history
- **controller_controls_operator:** Russell J  Honeycutt et al → R & T Coal Co., Inc.; 2002-02-20 to 2002-08-28; source msha-controller-operator-history
- **operator_operates_mine:** Pond Creek Energy, Inc. → Cindas Creek No. 1; 2002-08-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Fred  Runyon Jr → Pond Creek Energy, Inc.; 2002-08-29 to current/open; source msha-controller-operator-history