instruction:
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.
question:
Passage: Various immediate causes having been ascribed to causing the outbreak of violence in 1454. Professor Griffiths has suggested that Lord Cromwell's manor of Wressle, Yorkshire, was seized by the Percys following the joining of the Cromwell and Neville families in marriage in 1453 , and that Cromwell viewed the Nevilles as allies against the Percys. Likewise, Warwick's feud with Somerset in south Glamorgan may have driven him into an alliance with the duke of York against him. Griffiths also suggests that the single most important event to precipitate the feud was the marriage of Salisbury's second son, Thomas Neville to Maud Stanhope, the widow of Robert, Lord Willoughby. Not only, says Griffiths, was any further aggrandisement for Salisbury's family anathema to  the Percys, but the new Cromwell connection gave the Nevilles access to the ex-Percy manors of Wressle and Burwell, two-thirds of which had each been granted to Cromwell for life in February 1438, together with the reversion of the remainder. This grant was then converted into one in fee simple two years later, further reducing the likelihood of the Percys reclaiming it. Griffiths has calculated Burwell to have been worth an income of c. £38 10s 6d per annum in 145-6. These manors had been forfeited in 1403 by the first earl of Northumberland after the failure of the Percy Rebellion against Henry IV, and Cromwell's holding them in fee-simple meant they were available to him to grant away to whoever he liked.
Question: What year was the grant that gave two-thirds of the ex-Percy manors to Cromwell converted?
answer:
date


question:
Passage: As of the census of 2000, there were 48,599 people, 18,210 households, and 11,617 families residing in the county. The population density was 97 people per square mile (38/km²). There were 20,116 housing units at an average density of 40 per square mile (16/km²). The racial makeup of the county was 96.95% Race (United States Census), 0.86% Race (United States Census) or Race (United States Census), 0.27% Race (United States Census), 0.41% Race (United States Census), 0.01% Race (United States Census), 0.32% from Race (United States Census), and 1.18% from two or more races. 1.16% of the population were Race (United States Census) or Race (United States Census) of any race. 17.3% were of English, 16.9% Irish, 14.2% German, 13.0% Italian and 9.9% American ancestry according to Census 2000. 96.0% spoke English and 1.4% Spanish as their first language.
Question: How many in percent from the census weren't American?
answer:
number


question:
Passage: According to the 2016 American Community Survey, 78.1% of working Nashville residents commuted by driving alone, 9.8% carpooled, 2% used public transportation, and 2.2% walked. About 1.1% used all other forms of transportation, including taxicab, motorcycle, and bicycle. About 6.7% of working Nashville residents worked at home. In 2015, 7.9% of city of Nashville households were without a car; this figure decreased to 5.9% in 2016. The national average was 8.7 percent in 2016. Nashville averaged 1.72 cars per household in 2016, compared to a national average of 1.8 per household.
Question: Which year did more Nashville households not have a car, 2015 or 2016?
answer:

date