# Relationship history for MSHA mine 4607058

Current hierarchy: **Sev.en Global Investments a.s. → Panther Creek Mining LLC → Sycamore Surface 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:** Dan W  Tucker → Sycamore Surface Mine; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** T & S Coal Company Inc → Sycamore Surface Mine; 1986-01-01 to 1987-05-20; source msha-controller-operator-history
- **controller_controls_operator:** Dan W  Tucker → T & S Coal Company Inc; 1986-01-01 to 1987-05-20; source msha-controller-operator-history
- **controller_controls_mine:** Imperial-Pacific Investments Inc → Sycamore Surface Mine; 1987-01-14 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Hawks Nest Mining Company → Sycamore Surface Mine; 1987-05-21 to 1989-03-07; source msha-controller-operator-history
- **controller_controls_operator:** Imperial-Pacific Investments Inc → Hawks Nest Mining Company; 1987-05-21 to 1989-03-07; source msha-controller-operator-history
- **operator_operates_mine:** Cyprus Kanawha Corp → Sycamore Surface Mine; 1989-03-08 to 1998-06-28; source msha-controller-operator-history
- **controller_controls_mine:** Cyprus Amax Minerals Company → Sycamore Surface Mine; 1989-03-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Cyprus Amax Minerals Company → Cyprus Kanawha Corp; 1989-03-08 to 1998-06-28; source msha-controller-operator-history
- **operator_operates_mine:** Kanawha River Mining Company → Sycamore Surface Mine; 1998-06-29 to 2004-09-30; source msha-controller-operator-history
- **controller_controls_mine:** Horizon Natural Resources Incorporated → Sycamore Surface Mine; 1998-06-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Horizon Natural Resources Incorporated → Kanawha River Mining Company; 1998-06-29 to 2004-09-30; source msha-controller-operator-history
- **operator_operates_mine:** LCC West Virginia LLC → Sycamore Surface Mine; 2004-10-01 to 2005-10-31; source msha-controller-operator-history
- **controller_controls_mine:** Lexington Coal Company LLC → Sycamore Surface Mine; 2004-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Lexington Coal Company LLC → LCC West Virginia LLC; 2004-10-01 to 2005-10-31; source msha-controller-operator-history
- **operator_operates_mine:** Maple Coal Co., LLC → Sycamore Surface Mine; 2005-11-01 to 2016-02-12; source msha-controller-operator-history
- **controller_controls_mine:** Cambrian Mining PLC et al → Sycamore Surface Mine; 2005-11-01 to 2011-03-31; source msha-controller-operator-history
- **controller_controls_operator:** Cambrian Mining PLC et al → Maple Coal Co., LLC; 2005-11-01 to 2011-03-31; source msha-controller-operator-history
- **controller_controls_operator:** Coal International PLC et al → Maple Coal Co., LLC; 2005-11-01 to 2011-03-31; source msha-controller-operator-history
- **controller_controls_mine:** Walter Energy Incorporated → Sycamore Surface Mine; 2011-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Walter Energy Incorporated → Maple Coal Co., LLC; 2011-04-01 to 2016-02-12; source msha-controller-operator-history
- **controller_controls_mine:** Blackhawk Mining LLC → Sycamore Surface Mine; 2015-10-26 to 2020-05-31; source msha-controller-operator-history
- **operator_operates_mine:** Seminole WV Mining Complex → Sycamore Surface Mine; 2016-02-13 to 2019-04-29; source msha-controller-operator-history
- **controller_controls_mine:** Virginia Conservation Legacy Fund (VCLF) → Sycamore Surface Mine; 2016-02-13 to 2016-11-17; source msha-controller-operator-history
- **controller_controls_operator:** Virginia Conservation Legacy Fund (VCLF) → Seminole WV Mining Complex; 2016-02-13 to 2016-11-17; source msha-controller-operator-history
- **controller_controls_mine:** ERP Compliant Fuels, LLC → Sycamore Surface Mine; 2016-11-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** ERP Compliant Fuels, LLC → Seminole WV Mining Complex; 2016-11-18 to 2019-04-29; source msha-controller-operator-history
- **operator_operates_mine:** Murray Maple Eagle Coal, LLC → Sycamore Surface Mine; 2019-04-30 to 2020-04-26; source msha-controller-operator-history
- **controller_controls_mine:** Robert E  Murray → Sycamore Surface Mine; 2019-04-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Robert E  Murray → Murray Maple Eagle Coal, LLC; 2019-04-30 to 2020-04-26; source msha-controller-operator-history
- **operator_operates_mine:** Panther Creek Mining LLC → Sycamore Surface Mine; 2020-04-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Blackhawk Mining LLC → Panther Creek Mining LLC; 2020-04-27 to 2020-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Sev.en Global Investments a.s. → Sycamore Surface Mine; 2020-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Sev.en Global Investments a.s. → Panther Creek Mining LLC; 2020-06-01 to current/open; source msha-controller-operator-history