# Relationship history for MSHA mine 4104112

Current hierarchy: **Allied Stone Products LP; Robert Beall Investments Inc → Allied Stone Products LP → Allied Stone Products LP**

- 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

- **operator_operates_mine:** Allied Aggregates Inc → Allied Stone Products LP; 1999-09-01 to 2001-05-25; source msha-controller-operator-history
- **controller_controls_mine:** Baker Family Trust → Allied Stone Products LP; 1999-09-01 to 2001-05-25; source msha-controller-operator-history
- **controller_controls_operator:** Baker Family Trust → Allied Aggregates Inc; 1999-09-01 to 2001-05-25; source msha-controller-operator-history
- **operator_operates_mine:** Allied Stone Products LP → Allied Stone Products LP; 2001-05-26 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Allied Stone Products LP   et al → Allied Stone Products LP; 2001-05-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Allied Stone Products LP   et al → Allied Stone Products LP; 2001-05-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Robert Beall Investments Inc  et al → Allied Stone Products LP; 2001-05-26 to current/open; source msha-controller-operator-history