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.

Q: Passage: In 1984 and 1986, he defeated Nick Begichs wife, Pegge Begich, by 113,582 votes (55.02%) to 86,052 (41.68%) and by 101,799 votes (56.47%) to 74,053 (41.08%), respectively. He defeated Peter Gruenstein with 62.5% of the vote in 1988 and then faced John Devens, the Mayor of Valdez, Alaska, in 1990 and 1992. Young defeated him by 99,003 votes (51.66%) to 91,677 (47.84%) in 1990 and then faced a serious challenge in 1992. He was challenged in the Republican primary by State Senator Virginia M. Collins and defeated her by 24,869 votes (52.98%) to 19,774 (42.12%). In the general election, he was re-elected against Devens by 111,849 votes (46.78%) to 102,378 (42.82%). This is both the lowest winning percentage of his career and the only time he has won without a majority of the vote.
Question: Which year did both parties have less votes than the previous time they had ran, 1984 or 1986?

A: date
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Q: 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: Was the maternal mortality rate per 100,000 births in Guinea Bissau higher in 2010 or 2008?

A: date
****
Q: Passage: In April 1400, Li Jinglong mobilised 600,000 men and began advancing northwards toward the Baigou River. On 24 April, the Yan forces engaged with the government forces in a decisive battle.The government forces ambushed Zhu Di, and the Yan forces suffered a series of defeat initially. Landmines were placed in the retreat path of the Yan forces by the government forces, which inflicted heavy losses for the Yan Army on their way back to the camp.A new battle ensued the following day, and the government forces were successful in attacking the rear of the Yan forces. Zhu Di led a personal charge against the main force of Li Jinglong, and the battle turned into a stalemate as Zhu Gaochi arrived with reinforcements.At this point, the wind started to blow and snapped the flag of Li Jinglong in half, which led to chaos in the government camp. Zhu Di seized the opportunity and launched a general assault and defeated the government forces. More than 100,000 government troops surrendered to the Yan forces, and Li Jinglong retreated back to Dezhou once again. On 27 April, the Yan forces began marching toward Dezhou to siege the city. The Yan forces captured Dezhou on 9 May, and Li Jinglong was forced to flee to Jinan. The Yan forces followed up immediately and encircled the city of Jinan on 15 May, and Li Jinglong fled back to Nanjing. Despite of losing the entire army and being condemned by the imperial court, Li Jinglong was spared of execution.
Question: What date did a new battle ensue where government forces were successful in attacking the rear of the Yan forces?

A:
date
****