Classify the relation of question with context to one of these categories: 1) award received, 2) based on, collection, 3) conflict, 4) constellation, 5) convicted of, 6) date of death, 7) director, 8) drafted by, 9) educated at, 10) medical condition, 11) military branch, 12) narrative location, 13) occupation, 14) original network, 15) parent company, 16) point in time, 17) production company, 18) residence, 19) series, 20) service entry, 21) sex or gender, 22) spouse, 23) standards body question.

Context : Avraham Arnon (Hebrew: אברהם ארנון; born 1887, died 24 May 1960) was an Israeli educator and a recipient of the Israel Prize. 
Question : Which award was honoured to Avraham Arnon?
award received

Context : Lida, Princess Victor of Thurn and Taxis (née Lida Eleanor Nicolls), also referred to as Princess Lida of Thurn and Taxis, (1875 -- 6 December 1965) was an American millionairess, socialite, and the wife of Prince Victor of Thurn and Taxis. 
Question : What is Princess Lida of Thurn and Taxis's spouse's name?
spouse

Context : All models of Gatling guns were declared obsolete by the U.S. Army in 1911, after 45 years of service. 
Question : What was the year Gatling gun entered service?

service entry