What is the correct punctuation for this sentence Jane were sandy and Steve at theater shaun asked?

The sentence is grammatically incorrect and needs to be restructured. Here are a few options with correct punctuation:

Option 1: Changing the subject

* "Were Jane and Steve at the theater?" Shaun asked.

Option 2: Adding a verb

* "Jane, Steve, and Sandy were at the theater," Shaun asked.

Option 3: Clarifying the question

* "Were Jane and Steve at the theater?" Shaun asked Sandy.

These options address the grammatical errors and make the sentence clear and understandable.