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: The number of Thailands poor declined from 7.1 million persons in 2014, 10.5 percent of the population, to 4.9 million persons in 2015, or 7.2 percent of the population. Thailands 2014 poverty line was defined as an income of 2,647 baht per month. For 2015 it was 2,644 baht per month. According to the National Economic and Social Development Board (NESDB) in a report entitled, Poverty and Inequality in Thailand, the countrys growth in 2014 was 0.8 percent and 2.8 percent in 2015. NESDB Secretary-General Porametee Vimolsiri said that the growth was due to the effect of governmental policies.  The report also noted that 10 percent of the Thai population earned 35 percent of Thailands aggregate income and owned 61.5 percent of its land.
Question: Which year was Thailand's poor population lower, 2014 or 2015?

A: date
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Q: Passage: D Troop of the 10th Cavalry Regiment was detached and moved around before settling in with the 3rd Infantry Division, 3rd Brigade. On 25 June 1958, D Troop was reconstituted in the Regular Army and redesignated as Headquarters and Headquarters Troop, 4th Reconnaissance Squadron, 10th Cavalry Regiment. On 1 September 1963, the unit was redesignated as Troop D, 10th Cavalry and assigned to Fort Knox, Kentucky, and on 15 April 1968 the Troop became part of the 5th Battalion, 33rd Armor Regiment of the 194th Armored Brigade. In October 1999, the 3rd Infantry Division  began its transition to Limited Conversion Division XXI . Under this force structure, mechanized brigades received organic cavalry organizations. On 16 June 2000, D Troop, 10th Cavalry Regiment was reactivated and assigned to the 3rd Brigade, 3rd Infantry Division , at Fort Benning, Georgia. In March 2003 the 3rd Brigade participated along with the rest of the 3rd Infantry Division  in the initial operations against Iraq as part of Operation Iraqi Freedom. The 3rd Infantry Division returned to Georgia in late 2003. In mid-2004 it began the transformation to the US Army's new modular force structure, which saw D Troop, 10th Cavalry inactivated.
Question: when D Troop, 10th Cavalry Regiment was reactivated and assigned to the 3rd Brigade?

A: date
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Q: Passage: Charleston has a humid subtropical climate , with mild winters, hot, humid summers, and significant rainfall all year long. Summer is the wettest season; almost half of the annual rainfall occurs from June to September in the form of thundershowers. Fall remains relatively warm through the middle of November. Winter is short and mild, and is characterized by occasional rain. Measurable snow  only occurs several times per decade at the most however freezing rain is more common; a snowfall/freezing rain event on January 3, 2018 was the first such event in Charleston since December 26, 2010. However, 6.0 in  fell at the airport on December 23, 1989, the largest single-day fall on record, contributing to a single-storm and seasonal record of 8.0 in  snowfall. The highest temperature recorded within city limits was 104 °F  on June 2, 1985, and June 24, 1944, and the lowest was 7 °F  on February 14, 1899. At the airport, where official records are kept, the historical range is 105 °F  on August 1, 1999, down to 6 °F  on January 21, 1985. Hurricanes are a major threat to the area during the summer and early fall, with several severe hurricanes hitting the area—most notably Hurricane Hugo on September 21, 1989 . The dewpoint in June to August ranges from 67.8 to 71.4 °F .
Question: When was the largest snowfall?

A:
date
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