Does the dress come off this doll, or is it sewn on?

How to say “Does the dress come off this doll, or is it sewn on?” in Japanese

In Japanese

この人形(にんぎょう)のワンピースって脱(ぬ)がせられる？それとも縫(ぬ)い付(つ)けてあるの？

Kono ningyō no wanpīsu tte nugaserareru? Soretomo nuitsukete aru no?

Does the dress come off this doll, or is it sewn on? in other languages