I was wondering if when you have the transitive statement

> 誰が窓を[開]{あ}けた？

You can make an intransitive version like

> 窓は誰に[開]{あ}いた？

I can't find any sources that tell if you can add the "actual" subject or
cause to the verb with the particle に.
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2020-09-27T14:26:20.077
80838
2022-12-18T06:04:10.470
2020-09-28T02:51:29.613
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question
particles particle-に grammar transitivity
Can you add a "cause" to an intransitive verb with に
誰が窓を[開]{ひら}いた？ Who opened the window? (transitive, active)

窓は誰が[開]{ひら}いた？ Who opened the window? (transitive, active)

窓は誰に[開]{ひら}かれた？ The window was opened by whom? (transitive, passive)

窓を[開]{ひら}いたのは誰？ Who is it that opened the window? (transitive, active)
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2020-09-27T15:19:20.037
80841
2022-11-18T05:11:39.470
2022-11-18T05:11:39.470
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answer