This task involves annotating the answer type to a given question that involve some kind of complex reasoning (including numerical reasoning). Note that the questions require looking at more than one part of the passage to answer. There are 3 possible answer types (i) spans, (ii) numbers and (iii) dates. If the answer can be found in the passage, label it as "span". If the answer is a number, label as "number". Similarly, label "date" if you think the answer to the given question is a date.

Ex Input:
Passage: According to the census in 2005, there were 2,628,811 residents in Osaka, an increase of 30,037 or 1.2% from 2000. There were 1,280,325 households with approximately 2.1 persons per household. The population density was 11,836 persons per km². The 1923 Great Kantō earthquake caused a mass migration to Osaka between 1920 and 1930, and the city became Japans largest city in 1930 with 2,453,573 people, outnumbering even Tokyo, which had a population of 2,070,913. The population peaked at 3,252,340 in 1940, and had a post-war peak of 3,156,222 in 1965, but continued to decrease since, as the residents moved out to the suburbs.
Question: Which year had a higher peak in population, 1940 or 1965?

Ex Output:
date


Ex Input:
Passage: The 2010 maternal mortality rate per 100,000 births for Guinea Bissau was 1000. This compares with 804.3 in 2008 and 966 in 1990. The under-5 mortality rate, per 1,000 births, was 195 and the neonatal mortality as a percentage of under-5 mortality was 24. The number of midwives per 1,000 live births was 3; one out of eighteen pregnant women die as a result of pregnancy. According to a 2013 UNICEF report, 50% of women in Guinea Bissau had undergone female genital mutilation. In 2010, Guinea Bissau had the seventh-highest maternal mortality rate in the world.
Question: Which year had the lowest maternal mortality rate?

Ex Output:
date


Ex Input:
Passage: The Vikings began their season at Cleveland Browns Stadium for a Week 1 interconference duel with the Cleveland Browns. In the first quarter, Minnesota trailed as Browns kicker Phil Dawson got a 37-yard field goal. The Vikings answered with kicker Ryan Longwell making a 21-yard field goal. In the second quarter, Minnesota took the lead as running back Adrian Peterson got a 1-yard touchdown run. Cleveland retook their lead as Dawson kicked a 20-yard field goal, along with wide receiver Joshua Cribbs returning a punt 67 yards for a touchdown. In the third quarter, the Vikings took control as Peterson got a 1-yard touchdown run, along with quarterback Brett Favre completing a 6-yard touchdown pass to rookie wide receiver Percy Harvin. Afterwards, Minnesota put the game out of reach in the fourth quarter; Ryan Longwell nailed a 37-yard field goal, while Adrian Peterson got a 64-yard touchdown run. The Browns closed out the game with quarterback Brady Quinn completing a 26-yard touchdown pass to tight end Robert Royal.
Question: How many yards was the shortest field goal?

Ex Output:

span