Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.
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Question: Context : Hubert Pilarski (19 October 1913 -- 5 October 1996) was a Oberfähnrich in the Wehrmacht during World War II, and one of only 882 recipients of the Knight's Cross of the Iron Cross with Oak Leaves. 
Answer : 5 October 1996

Answer: Which is the date of death for Hubert Pilarski?


Question: Context : The 1942 Ruislip Wellington accident occurred on the 18 October 1942 when a Royal Air Force twin-engined Vickers Wellington 1c bomber crashed close to South Ruislip station while on approach to RAF Northolt, all 15 on-board and six on the ground (including four children) were killed. 
Answer : 18 October 1942

Answer: What is the full date that 1942 Ruislip Wellington accident crashed on?


Question: Context : ISO 3166-2:PR is the entry for Puerto Rico in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g., provinces or states) of all countries coded in ISO 3166-1. 
Answer : International Organization for Standardization

Answer:
Who set the standards for ISO 3166-2:PR?