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.

Passage: In September 1190 Richard and Philip arrived in Sicily. After the death of King William II of Sicily his cousin Tancred had seized power and had been crowned early in 1190 as King Tancred of Sicily, although the legal heir was William's aunt Constance, wife of the new Emperor Henry VI. Tancred had imprisoned William's widow, Queen Joan, who was Richard's sister and did not give her the money she had inherited in William's will. When Richard arrived he demanded that his sister be released and given her inheritance; she was freed on 28 September, but without the inheritance. The presence of foreign troops also caused unrest: in October, the people of Messina revolted, demanding that the foreigners leave. Richard attacked Messina, capturing it on 4 October 1190. After looting and burning the city Richard established his base there, but this created tension between Richard and Philip Augustus. He remained there until Tancred finally agreed to sign a treaty on 4 March 1191. The treaty was signed by Richard, Philip, and Tancred. Its main terms were:
Question: What was the date that all this ended?
date

Passage: As of the census of 2000, there were 49,129 people, 18,878 households, and 13,629 families residing in the county.  The population density was 88 people per square mile (34/km2).  There were 21,779 housing units at an average density of 39 per square mile (15/km2).  The racial makeup of the county was 74.4% Race (United States Census), 20.4% Race (United States Census) or Race (United States Census), 0.60% Race (United States Census), 1.1% Race (United States Census), 0.15% Race (United States Census), 1.3% from Race (United States Census), and 2.2% from two or more races.  3.4% of the population were Race (United States Census) or Race (United States Census) of any race. 2.85% of the population reported speaking Spanish language at home, while 1.51% speak German language.
Question: Which was spoken more, German or Spanish?
span

Passage: After the death of his older half-brother and financial support, Carl Erik, when Lars Levi was only a teenager, Laestadius mourned the deaths of his mother in 1824, his dad in 1832, and his younger brother Petrus in 1841.  At least two of Laestadius's own sons predeceased him as well . Around 1833 Laestadius suffered from an ailment which the doctors first thought was pneumonia. He recovered. In the 1840s, Laestadius suffered from severe typhoid fever and later tuberculosis.  Towards the end of his life, Laestadius experienced "impending blindness" and contracted a cholera-like illness.
Question: How many years between his mother dying and dad dying?

number