Question

When did play the piano? перевод на руский язык

Answer 1

В предложении нет подлежащего.
оно должно стоять после did.
Когда(подлежащее)играл на пианино?

Answer 2

Когда играть на пианино?

Это перевод))

Answer 3

The user's message is a mix of Russian and English. It seems that the user wants to translate the sentence "Ответь подробно. When did play the piano?" from Russian to English, and also the phrase "перевод на руский язык" from Russian to English. According to Bing Translator, the translation results are as follows:

- Ответь подробно. When did play the piano? -> Answer in detail. When did play the piano? - перевод на руский язык -> translation to Russian language

I hope this helps.