Question: Who is younger, Arsen Harutyunyan or John Gibbon (British Army Officer)?
Sentence (from "John Gibbon (British Army officer)"): General Sir John Houghton Gibbon( 21 September 1917 – 1997) was a British soldier who served as Master- General of the Ordnance from 1974 until his retirement in 1977.
Relevant evidence: Yes