# Relationship history for MSHA mine 1517433

Current hierarchy: **Kenneth L  Farley → Dry Fork Energy Inc → Mine #2**

- 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:** Woodman Three Mining Inc → Mine #2; 1974-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Rutherford Kermit → Mine #2; 1990-03-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** K Rutherford Construction Inc → Mine #2; 1993-08-01 to 1993-09-12; source msha-controller-operator-history
- **controller_controls_operator:** Rutherford Kermit → K Rutherford Construction Inc; 1993-08-01 to 1993-09-12; source msha-controller-operator-history
- **operator_operates_mine:** Woodman Three Mine Company Inc → Mine #2; 1993-09-13 to 1994-06-02; source msha-controller-operator-history
- **controller_controls_operator:** Woodman Three Mining Inc → Woodman Three Mine Company Inc; 1993-09-13 to 1994-06-02; source msha-controller-operator-history
- **operator_operates_mine:** G M Mining Inc → Mine #2; 1994-06-03 to 1997-04-02; source msha-controller-operator-history
- **controller_controls_mine:** Terry Charles  Marshall → Mine #2; 1994-06-03 to 1997-04-02; source msha-controller-operator-history
- **controller_controls_operator:** Terry Charles  Marshall → G M Mining Inc; 1994-06-03 to 1997-04-02; source msha-controller-operator-history
- **controller_controls_mine:** Kenneth L  Farley et al → Mine #2; 1995-05-24 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Tony O  Mullins → Mine #2; 1996-04-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Triple T Coal Inc → Mine #2; 1997-04-03 to 1997-05-13; source msha-controller-operator-history
- **controller_controls_operator:** Tony O  Mullins → Triple T Coal Inc; 1997-04-03 to 1997-05-13; source msha-controller-operator-history
- **operator_operates_mine:** Inc Mining Corp → Mine #2; 1997-05-14 to 1998-02-12; source msha-controller-operator-history
- **controller_controls_mine:** Madeline R  Fletcher → Mine #2; 1997-05-14 to 1998-02-12; source msha-controller-operator-history
- **controller_controls_operator:** Madeline R  Fletcher → Inc Mining Corp; 1997-05-14 to 1998-02-12; source msha-controller-operator-history
- **operator_operates_mine:** Dry Fork Energy Inc → Mine #2; 1998-02-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kenneth L  Farley et al → Dry Fork Energy Inc; 1998-02-13 to current/open; source msha-controller-operator-history