e.g.
Question | Who/What | did | whom/what | when | where |
Who invented ... telephone? | ? | invented | telephone | ||
What did Edison invent? | Edison | invented | ? | ||
Did Alexander Graham Bell invent the telephone? | Alexander Graham Bell | invented | the telephone | ||
Who invented what? | ? | invented | ? | ||
Who invented (something)? | ? | invented | |||
What was when invented? | invented | ? | ? | ||
Where was the telephone invented? | invented | the telephone | ? |