# Relationship history for MSHA mine 1518198

Current hierarchy: **Javelin Global Commodities (UK) Ltd → Bluegrass Natural Resources, LLC → PANTHER MINE**

- 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:** Cumberland Resources Corporation → PANTHER MINE; 1994-08-01 to 2010-04-18; source msha-controller-operator-history
- **operator_operates_mine:** Panther Mining LLC → PANTHER MINE; 1999-09-01 to 2012-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Cumberland Resources Corporation → PANTHER MINE; 1999-09-01 to 2010-04-18; source msha-controller-operator-history
- **controller_controls_operator:** Cumberland Resources Corporation → Panther Mining LLC; 1999-09-01 to 2010-04-18; source msha-controller-operator-history
- **controller_controls_mine:** Jeffery A  Hoops → PANTHER MINE; 2009-05-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Massey Energy Company → PANTHER MINE; 2010-04-19 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → Panther Mining LLC; 2010-04-19 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources, Inc. → PANTHER MINE; 2011-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → Panther Mining LLC; 2011-06-01 to 2012-12-31; source msha-controller-operator-history
- **operator_operates_mine:** North Fork Coal Corporation → PANTHER MINE; 2013-01-01 to 2015-07-30; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → North Fork Coal Corporation; 2013-01-01 to 2015-07-30; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → North Fork Coal Corporation; 2013-01-01 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_operator:** Cumberland Resources Corporation → North Fork Coal Corporation; 2013-01-01 to 2010-04-18; source msha-controller-operator-history
- **operator_operates_mine:** Blackjewel L.L.C. → PANTHER MINE; 2015-07-31 to 2019-09-18; source msha-controller-operator-history
- **controller_controls_operator:** Jeffery A  Hoops → Blackjewel L.L.C.; 2015-07-31 to 2019-09-18; source msha-controller-operator-history
- **operator_operates_mine:** INMET Mining, LLC. → PANTHER MINE; 2019-09-19 to 2023-08-02; source msha-controller-operator-history
- **controller_controls_mine:** Industrial Minerals Group LLC → PANTHER MINE; 2019-09-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Industrial Minerals Group LLC → INMET Mining, LLC.; 2019-09-19 to 2023-08-02; source msha-controller-operator-history
- **operator_operates_mine:** Bluegrass Natural Resources, LLC → PANTHER MINE; 2023-08-03 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Javelin Global Commodities (UK) Ltd → PANTHER MINE; 2023-08-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Javelin Global Commodities (UK) Ltd → Bluegrass Natural Resources, LLC; 2023-08-03 to current/open; source msha-controller-operator-history