TASK DEFINITION: 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.
PROBLEM: Passage: As of the census of 2010, there were 31,894 people, 13,324 households, and 8,201 families residing in the city. The population density was . There were 14,057 housing units at an average density of . The racial makeup of the city was 93.9% White (U.S. Census), 0.3% African American (U.S. Census), 1.7% Native American (U.S. Census), 0.8% Asian (U.S. Census), 0.1% Race (U.S. Census), 0.7% from Race (U.S. Census), and 2.4% from two or more races. Hispanic (U.S. Census) or Latino (U.S. Census) of any race were 2.8% of the population.
Question: How many more housing units are there than families?

SOLUTION: number

PROBLEM: Passage:  Hoping to rebound from their loss to the Patriots, the Raiders stayed at home for a Week 16 duel with the Houston Texans.  Oakland would get the early lead in the first quarter as quarterback JaMarcus Russell completed a 20-yard touchdown pass to rookie wide receiver Chaz Schilens.  The Texans would respond with fullback Vonta Leach getting a 1-yard touchdown run, yet the Raiders would answer with kicker Sebastian Janikowski getting a 33-yard and a 30-yard field goal.  Houston would tie the game in the second quarter with kicker Kris Brown getting a 53-yard and a 24-yard field goal. Oakland would take the lead in the third quarter with wide receiver Johnnie Lee Higgins catching a 29-yard touchdown pass from Russell, followed up by an 80-yard punt return for a touchdown.  The Texans tried to rally in the fourth quarter as Brown nailed a 40-yard field goal, yet the Raiders' defense would shut down any possible attempt.
Question: How many yards longer was the longest field goal than the shortest?

SOLUTION: number

PROBLEM: Passage: The Chiefs began their season at M&T Bank Stadium against the Baltimore Ravens. Due to his injured knee, quarterback Matt Cassel was unable to play, so Brodie Croyle got the start. Despite completing 16-of-24 passes for 177 yards and two touchdowns, the Chiefs lost to the Ravens 38-24, and Croyle fell to 0-9 as a starter. Kansas City trailed in the first quarter as Ravens kicker Steven Hauschka got a 44-yard field goal, followed by quarterback Joe Flacco completing a 3-yard touchdown pass to running back Willis McGahee. In the second quarter, the Chiefs got on the board as safety Jon McGraw recovered a blocked punt in the end zone for a touchdown. In the third quarter, Kansas City took the lead as Croyle completed a 2-yard touchdown pass to wide receiver Dwayne Bowe, yet Baltimore answered with Flacco completing a 9-yard touchdown pass to tight end Todd Heap. What followed was a back-and-forth battle in the fourth quarter. Chiefs kicker Ryan Succop got a 53-yard field goal, but the Ravens replied with fullback Le'Ron McClain getting a 1-yard touchdown run. Kansas City would stay close as Croyle completed a 10-yard touchdown pass to tight end Sean Ryan, but Baltimore would pull away as Flacco completed a 31-yard touchdown pass to wide receiver Mark Clayton and McGahee getting a 1-yard touchdown run.
Question: How many more yards was Joe Flacco touchdown pass to Mark Clayton than Brody Croyle's touchdown pass to Sean Ryan?

SOLUTION:
number