# Relationship history for MSHA mine 1518514

Current hierarchy: **Mark  Craft → Cotton Coal Co Inc → Cotton Coal Co., Inc., #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: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Triton Enterprise Inc. → Cotton Coal Co., Inc., #1; 2002-02-08 to 2005-05-24; source msha-controller-operator-history
- **controller_controls_mine:** Randy L  Hammonds → Cotton Coal Co., Inc., #1; 2002-02-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Randy L  Hammonds → Triton Enterprise Inc.; 2002-02-08 to 2005-05-24; source msha-controller-operator-history
- **controller_controls_mine:** Mark  Craft → Cotton Coal Co., Inc., #1; 2005-02-11 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Cotton Coal Co Inc → Cotton Coal Co., Inc., #1; 2005-05-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mark  Craft → Cotton Coal Co Inc; 2005-05-25 to current/open; source msha-controller-operator-history