# Relationship history for MSHA mine 1518432

Current hierarchy: **Gary  Adkins → J & M Equipment & Construction Co., 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:** Chester  Franklin → Mine #2; 2001-04-07 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Energy Environmental Resources Inc → Mine #2; 2001-08-01 to 2002-01-31; source msha-controller-operator-history
- **controller_controls_mine:** Mark  Kazee → Mine #2; 2001-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mark  Kazee → Energy Environmental Resources Inc; 2001-08-01 to 2002-01-31; source msha-controller-operator-history
- **controller_controls_mine:** Gary  Adkins → Mine #2; 2002-01-03 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Sam C. Franklin & Son, Inc. → Mine #2; 2002-02-01 to 2002-02-10; source msha-controller-operator-history
- **controller_controls_operator:** Chester  Franklin → Sam C. Franklin & Son, Inc.; 2002-02-01 to 2002-02-10; source msha-controller-operator-history
- **operator_operates_mine:** Energy Environmental Resources, Inc. → Mine #2; 2002-02-11 to 2004-02-18; source msha-controller-operator-history
- **controller_controls_operator:** Mark  Kazee → Energy Environmental Resources, Inc.; 2002-02-11 to 2004-02-18; source msha-controller-operator-history
- **operator_operates_mine:** J & M Equipment & Construction Co., Inc. → Mine #2; 2004-02-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gary  Adkins → J & M Equipment & Construction Co., Inc.; 2004-02-19 to current/open; source msha-controller-operator-history