# Relationship history for MSHA mine 4407011

Current hierarchy: **Alpha Natural Resources, Inc. → Mill Branch Coal Corporation → Nine Mile Reclamation No. 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: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Wesley D.  Burke et al → Nine Mile Reclamation No. 2; 1986-07-31 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Cumberland Resources Corporation → Nine Mile Reclamation No. 2; 1996-12-01 to 2010-04-18; source msha-controller-operator-history
- **controller_controls_mine:** Steven R  Mullins → Nine Mile Reclamation No. 2; 1998-07-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Tri-State Leasing Corp → Nine Mile Reclamation No. 2; 2000-10-01 to 2005-01-02; source msha-controller-operator-history
- **controller_controls_operator:** Steven R  Mullins → Tri-State Leasing Corp; 2000-10-01 to 2005-01-02; source msha-controller-operator-history
- **operator_operates_mine:** Fairbanks Coal Co., Inc. → Nine Mile Reclamation No. 2; 2005-01-03 to 2015-04-14; source msha-controller-operator-history
- **controller_controls_operator:** Wesley D.  Burke et al → Fairbanks Coal Co., Inc.; 2005-01-03 to 2015-04-14; source msha-controller-operator-history
- **controller_controls_mine:** Massey Energy Company → Nine Mile Reclamation No. 2; 2010-04-19 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources, Inc. → Nine Mile Reclamation No. 2; 2011-06-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Mill Branch Coal Corporation → Nine Mile Reclamation No. 2; 2015-04-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → Mill Branch Coal Corporation; 2015-04-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → Mill Branch Coal Corporation; 2015-04-15 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_operator:** Cumberland Resources Corporation → Mill Branch Coal Corporation; 2015-04-15 to 2010-04-18; source msha-controller-operator-history