OrdinarySystem.Owner: type of bendvy-ecs-core@0.1.0.4
Import: import bendvy-ecs-core@0.1.0.4/ordinary_system.bend as OrdinarySystem
Lines 12-18 of bendvy-ecs-core@0.1.0.4/ordinary_system.bend: https://jend.leeeet.dev/read.txt?path=bendvy-ecs-core@0.1.0.4/ordinary_system.bend&start_line=12&end_line=18

import Base
import bendvy-ecs-core@0.1.0.4/ordinary_query_declaration.bend as Query

# Retain clauses from the same declaration used to execute the registered body.
# This is ordinary registration state, not a caller-supplied debug description.
# Registered ordinary-query system owner retaining its actual Registry,
# authored slot and clauses derived from the operational declaration.
# Contains registration metadata, not a second user-authored debug schema.
type Owner<-S:Data,-Registry:Type> is Type:
  Owner{registry:Registry,slot:String,clauses:List<&2,Query.Clause<S>>}

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/ordinary_query_declaration.bend&name=Clause