```typescript= import { added } from "dreki/filters"; function testSystem({ query, commands }: World) { for (const [pos] of added(Position) .with(Velocity)) { } added(Position) .with(Velocity) .forEach(([p, v]) => { }); } function testSystem2({ query, commands }: World) { for (const [pos] of query(added(Position), Velocity)) { } query(added(Position)).forEach(x => { }); } Query QueryWithFilters QueryWithRemovedFilters ```