InputQuery ( query: r#" { Feed { title { content @filter(op: "has_substring", value: ["$feed"]) } entry_: entries { title_: title { content @filter(op: "regex", value: ["$title_pattern"]) @output } links { link: href @output } content { body @output } } } }"#, args: { "feed": String("PCGamer"), "title_pattern": String("[Rr]eview"), // tolerate capitalization }, )