Input: Read this: When Richard was five years old, his mother gave birth to a younger brother, but this brother died at four weeks of age. Four years later, Richard gained a sister, Joan, and the family moved to Far Rockaway, Queens. Though separated by nine years, Joan and Richard were close, as they both shared a natural curiosity about the world. Their mother thought that women did not have the cranial capacity to comprehend such things. Despite their mother's disapproval of Joan's desire to study astronomy, Richard encouraged his sister to explore the universe. Joan eventually became an astrophysicist specializing in interactions between the Earth and the solar wind.
Question: What scientific discipline did Feynman discourage his sister from studying?

Output: unanswerable


Input: Read this: Hyderabad sits at the junction of three National Highways linking it to six other states: NH-7 runs 2,369 km (1,472 mi) from Varanasi, Uttar Pradesh, in the north to Kanyakumari, Tamil Nadu, in the south; NH-9, runs 841 km (523 mi) east-west between Machilipatnam, Andhra Pradesh, and Pune, Maharashtra; and the 280 km (174 mi) NH-163 links Hyderabad to Bhopalpatnam, Chhattisgarh NH-765 links Hyderabad to Srisailam. Five state highways, SH-1, SH-2, SH-4, SH-5 and SH-6, either start from, or pass through, Hyderabad.:58
Question: How many miles long is NH-7?

Output: 1,472 mi


Input: Read this: From 1958, the Union Castle shipping line gradually reduced its service calls to the island. Curnow Shipping, based in Avonmouth, replaced the Union-Castle Line mailship service in 1977, using the RMS (Royal Mail Ship) St Helena.
Question: What year did the Union Castle shipping line slowly start to reduce their service calls to the island?

Output: 1958


Input: Read this: Southampton City Council consists of 48 councillors, 3 for each of the 16 wards. Council elections are held in early May for one third of the seats (one councillor for each ward), elected for a four-year term, so there are elections three years out of four. Since the 2015 council elections, the composition of the council is:
Question: How many councillors are assigned to each ward in Southampton?

Output:
3