Question:
Imran Khan to contest elections from four NA seats

What is a sentence that would be (on a scale from 0 to 5) a 5 out of 5 in terms of textual similarity to the above sentence?

Answer:
Imran to contest from four NA seats

Question:
"We have found the smoking gun," said Hubbard, director of NASA's Ames Research Center in California.

What is a sentence that would be (on a scale from 0 to 5) a 4 out of 5 in terms of textual similarity to the above sentence?

Answer:
"We have found the smoking gun," investigating board member Scott Hubbard said.

Question:
Syria talks agree military aid to rebels

What is a sentence that would be (on a scale from 0 to 5) a 3 out of 5 in terms of textual similarity to the above sentence?

Answer:
'Friends of Syria' in Doha talks on arming rebels