instruction:
This task involves creating answers to complex questions, from a given passage. Answering these questions, typically involve understanding multiple sentences. Make sure that your answer has the same type as the "answer type" mentioned in input. The provided "answer type" can be of any of the following types: "span", "date", "number". A "span" answer is a continuous phrase taken directly from the passage or question. You can directly copy-paste the text from the passage or the question for span type answers. If you find multiple spans, please add them all as a comma separated list. Please restrict each span to five words. A "number" type answer can include a digit specifying an actual value. For "date" type answers, use DD MM YYYY format e.g. 11 Jan 1992. If full date is not available in the passage you can write partial date such as 1992 or Jan 1992. If you find multiple spans, please add them all as a comma separated list. Please restrict each span to five words.
question:
Passage: As of the census of 2000, there were 45,087 people, 15,867 households, and 11,424 families residing in the county.  The population density was 87 people per square mile (34/km²).  There were 17,703 housing units at an average density of 34 per square mile (13/km²).  The racial makeup of the county was 57.14% Race (United States Census) or Race (United States Census), 38.70% Race (United States Census), 0.23% Race (United States Census), 0.26% Race (United States Census), 0.02% Race (United States Census), 2.76% from Race (United States Census), and 0.89% from two or more races.  6.17% of the population were Race (United States Census) or Race (United States Census) of any race. 
Question: How many more housing units were there than households? 
Answer type: Number 
answer:
1836.


question:
Passage: The Redskins played the winless St. Louis Rams in week 6. The Redskins obtained an early lead when RB Clinton Portis scored on a 3-yard TD run.  The Rams responded with a Josh Brown 51-yard field goal. St. Louis scored again later in the second quarter when free safety Oshiomogho Atogwe returned a fumble 75 yards for a touchdown. The Rams increased their lead as Brown kicked field goals of 25 and 44 yards early in the 2nd half.  In the fourth quarter, Washington regained the lead with a Shaun Suisham 38-yard field goal and a Clinton Portis 2-yard rushing TD. St. Louis would come back to win the game on a 49-yard Brown field goal. 
Question: How many yards was Portis' longest touchdown run? 
Answer type: Number 
answer:
3.


question:
Passage: By July 2007, the Shadow platform accumulated 200,000 flight hours, doubling its previous record of 100,000 hours in 13 months. The system then surpassed 300,000 flight hours in April 2008, and by May 2010, the Shadow system had accumulated over 500,000 flight hours. As of 2011, the Shadow had logged over 709,000 hours. The Shadow platform has flown over 37,000 sorties in support of operations in Iraq and Afghanistan by US Army and Army National Guard units. On 6 August 2012, AAI announced that the Shadow had achieved 750,000 flight hours during more than 173,000 missions. More than 900,000 flight hours had been logged by Shadow UAVs by the end of June 2014. 
Question: What year had the most flight hours? 
Answer type: Date 
answer:

{'day': '', 'month': '', 'year': '2014'}.