# Relationship history for MSHA mine 4609151

Current hierarchy: **Kopalnia Wegla Brunatnego Sieniawa sp z o o; Murray Mining LLC; Karbon 2 → Karbon Holding Corp. → SHM 46 Highwall Miner**

- 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:** David D  Bundy et al → SHM 46 Highwall Miner; 1991-08-01 to 2010-07-25; source msha-controller-operator-history
- **operator_operates_mine:** Bundy Auger Mining Inc → SHM 46 Highwall Miner; 2006-03-17 to 2023-11-27; source msha-controller-operator-history
- **controller_controls_operator:** David D  Bundy et al → Bundy Auger Mining Inc; 2006-03-17 to 2010-07-25; source msha-controller-operator-history
- **controller_controls_operator:** Robert  Williams et al → Bundy Auger Mining Inc; 2006-03-17 to 2010-07-25; source msha-controller-operator-history
- **controller_controls_mine:** David D  Bundy et al → SHM 46 Highwall Miner; 2010-07-26 to 2012-12-31; source msha-controller-operator-history
- **controller_controls_operator:** David D  Bundy et al → Bundy Auger Mining Inc; 2010-07-26 to 2012-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Perian  Salviola et al → Bundy Auger Mining Inc; 2010-07-26 to 2012-12-31; source msha-controller-operator-history
- **controller_controls_mine:** David D  Bundy et al → SHM 46 Highwall Miner; 2013-01-01 to 2016-06-27; source msha-controller-operator-history
- **controller_controls_operator:** David D  Bundy et al → Bundy Auger Mining Inc; 2013-01-01 to 2016-06-27; source msha-controller-operator-history
- **controller_controls_operator:** OHA Investment Corporation et al → Bundy Auger Mining Inc; 2013-01-01 to 2016-06-27; source msha-controller-operator-history
- **controller_controls_mine:** David D  Bundy → SHM 46 Highwall Miner; 2016-06-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** David D  Bundy → Bundy Auger Mining Inc; 2016-06-28 to 2023-11-27; source msha-controller-operator-history
- **controller_controls_mine:** Karbon 2 sp z o o et al → SHM 46 Highwall Miner; 2023-10-31 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Karbon Holding Corp. → SHM 46 Highwall Miner; 2023-11-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Karbon 2 sp z o o et al → Karbon Holding Corp.; 2023-11-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kopalnia Wegla Brunatnego Sieniawa sp z o o et al → Karbon Holding Corp.; 2023-11-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Murray Mining LLC et al → Karbon Holding Corp.; 2023-11-28 to current/open; source msha-controller-operator-history