# Relationship history for MSHA mine 4406836

Current hierarchy: **Perry Allen  Whited → SANW, INC → Mine 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:** Sunoco, Inc. → Mine No. 1; 1979-10-29 to 2012-01-16; source msha-controller-operator-history
- **controller_controls_mine:** Fred D  Matney  et al → Mine No. 1; 1981-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Perry Allen  Whited → Mine No. 1; 1994-11-04 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Robert P  Ratliff → Mine No. 1; 1995-10-30 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Dominion Coal Corporation → Mine No. 1; 1996-04-01 to 1997-08-21; source msha-controller-operator-history
- **controller_controls_operator:** Sunoco, Inc. → Dominion Coal Corporation; 1996-04-01 to 1997-08-21; source msha-controller-operator-history
- **operator_operates_mine:** Capital Coal Corp → Mine No. 1; 1997-08-22 to 2000-09-13; source msha-controller-operator-history
- **controller_controls_operator:** Fred D  Matney  et al → Capital Coal Corp; 1997-08-22 to 2000-09-13; source msha-controller-operator-history
- **controller_controls_operator:** Hank K  Matney  et al → Capital Coal Corp; 1997-08-22 to 2000-09-13; source msha-controller-operator-history
- **controller_controls_operator:** Rick A  Matney  et al → Capital Coal Corp; 1997-08-22 to 2000-09-13; source msha-controller-operator-history
- **operator_operates_mine:** Dominion Coal Corporation → Mine No. 1; 2000-09-14 to 2000-10-23; source msha-controller-operator-history
- **controller_controls_operator:** Sunoco, Inc. → Dominion Coal Corporation; 2000-09-14 to 2000-10-23; source msha-controller-operator-history
- **operator_operates_mine:** A & N Coal Company Inc → Mine No. 1; 2000-10-24 to 2001-10-23; source msha-controller-operator-history
- **controller_controls_operator:** Perry Allen  Whited → A & N Coal Company Inc; 2000-10-24 to 2001-10-23; source msha-controller-operator-history
- **operator_operates_mine:** Rat Contractors, Inc. → Mine No. 1; 2001-10-24 to 2002-07-10; source msha-controller-operator-history
- **controller_controls_operator:** Robert P  Ratliff → Rat Contractors, Inc.; 2001-10-24 to 2002-07-10; source msha-controller-operator-history
- **operator_operates_mine:** ABBY CONTRACTORS, INC. → Mine No. 1; 2002-07-11 to 2004-03-17; source msha-controller-operator-history
- **controller_controls_mine:** Cullen  Ratliff → Mine No. 1; 2002-07-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Cullen  Ratliff → ABBY CONTRACTORS, INC.; 2002-07-11 to 2004-03-17; source msha-controller-operator-history
- **operator_operates_mine:** Infinity Mining, Inc. → Mine No. 1; 2004-03-18 to 2004-05-19; source msha-controller-operator-history
- **controller_controls_mine:** Chalmer  Williamson → Mine No. 1; 2004-03-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Chalmer  Williamson → Infinity Mining, Inc.; 2004-03-18 to 2004-05-19; source msha-controller-operator-history
- **operator_operates_mine:** Abby Contractors, Inc. → Mine No. 1; 2004-05-20 to 2004-12-20; source msha-controller-operator-history
- **controller_controls_operator:** Cullen  Ratliff → Abby Contractors, Inc.; 2004-05-20 to 2004-12-20; source msha-controller-operator-history
- **operator_operates_mine:** SANW, INC → Mine No. 1; 2004-12-21 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Perry Allen  Whited → Mine No. 1; 2004-12-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Perry Allen  Whited → SANW, INC; 2004-12-21 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** SunCoke Energy Incorporated → Mine No. 1; 2012-01-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** SunCoke Energy Incorporated → Dominion Coal Corporation; 2012-01-17 to 1997-08-21; source msha-controller-operator-history
- **controller_controls_operator:** SunCoke Energy Incorporated → Dominion Coal Corporation; 2012-01-17 to 2000-10-23; source msha-controller-operator-history