Is the following statement true?
"Ammonia in glass cleaning solutions prevents streaks from forming."
yes
Ammonia is a common ingredient in household glass cleaners for this very reason.

Claim: "Roger Moore invented and popularized the essay format in the late 14th Century."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
no
Roger Moore acted in various movies and had nothing to do with inventing the essay format.

Yes / no, is the following a verifiable fact?
"Most populous Sindh city Karachi is in the coastal region of India."
no
Karachi is a populous coastal city of Pakistan.

Is the following a factual statement?
"Barbra Streisand dances in the street when it rains."
Options:
- yes
- no
no
I think my sentence is false because there it no testimonial or physical evidence of her doing this.