Test1
{{Redirect|param1|param2|...|name3=value3}}

{{Redirect}}

{{Redirect/sandbox}}

エラー: expandTemplate: template "Redirect/sandbox" does not exist

Test2
{{Redirect|param1|param2|...|name3=value3}}

{{Redirect}}

{{Redirect/sandbox}}

エラー: expandTemplate: template "Redirect/sandbox" does not exist