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: Persia attempted to ratify the Treaty of Constantinople , by demanding that the Ja'fari, also known as the Imamiyyah was to be accepted as a fifth legal sect of Islam. In 1743, Nader Shah declared war on the Ottoman Empire. He demanded the surrender of Baghdad. The Persians had captured Baghdad in 1623 and Mosul in 1624, but the Ottomans had recaptured Mosul in 1625 and Bagdad in 1638. The Treaty of Zuhab in 1639 between the Ottoman Empire and the Safavid Empire had resulted in peace for 85 years. After the fall of the Safavid Dynasty, Russia and the Ottoman Empire agreed to divide the northwest and the Caspian region of Persia, but with the advent of Nader Shah, the Russians and the Turks withdrew from the region. Nader Shah waged war against the Ottomans from 1730 to 1736 but it ended with a stalemate. Nader Shah afterwards turned east and declared war on the Moghul Empire and invaded India, in order to refund his wars against the Ottomans.
Question: How many years did Nader Shah wage war against the Ottomans?
[A]: number


[Q]: Passage: Through the 1990s and into the 2000s, the city diversified its economy; manufacturing now employs 16.9 percent of Allen Countys workforce. Other sectors include distribution, transportation, and logistics (23.1 percent), health care (17.9 percent), professional and business services (12.1 percent), leisure and hospitality (11.1 percent), and financial services (6.3 percent). The leisure and hospitality sector has especially grown, with 5.8 million visitors spending $545 million in 2013, a 4.3 percent increase over the previous year. The city is a center for the defense industry, employing thousands at such companies as BAE Systems Inc. (1,150), Harris Corporation (888), Raytheon Systems (950), and the Fort Wayne Air National Guard Station (423).
Question: Who employs the fewest people in the defense industry?
[A]: span


[Q]: Passage: Coming off their dominating road win over the Jaguars, the Eagles went home for their Week 4 NFC East duel with the Washington Redskins, as quarterback Donovan McNabb made his highly anticipated return to Philadelphia. The Eagles trailed in the first quarter as Redskins running back Ryan Torain got a 12-yard touchdown run, followed by McNabb's 31-yard touchdown pass to tight end Chris Cooley.  Philadelphia answered in the second quarter with kicker David Akers making a 49-yard field goal, but Washington came right back with kicker Graham Gano's 26-yard field goal.  Afterwards, the Eagles closed out the half with Akers' 23-yard field goal.  After a scoreless third quarter, Philadelphia tried to rally in the fourth quarter as quarterback Kevin Kolb hooked up with tight end Brent Celek.  However, the Redskins' defense prevented any further progress.
Question: How many field goals were kicked in the first half?
[A]:
number