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.
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Question: Passage: As of the census of 2000, there were 478,403 people,  190,638  households, and 111,904  families residing in the city. The population density was . There were 215,856 housing units at an average density of . The racial makeup of the city was 51.0% African American, 41.5% White American, 0.3% Native American, 1.3% Asian American, 0.0% Pacific Islander American, 3.6% from other races, and 2.2% from Multiracial American. Hispanic or Latino Americans of any race were 7.3% of the population. Ancestry (United States Census) include German Americans (15.2%), Irish American (10.9%), English American (8.7%), Italian American (5.6%), Polish American (3.2%), and French American (3.0%). Out of the total population, 4.5% were foreign born; of which 41.2% were born in Europe, 29.1% Asia, 22.4% Latin American, 5.0% Africa, and 1.9% Northern America. 
Question: How many more housing units are there than households? 
Answer type: Number 

Answer: 25218.


Question: Passage: The Steelers stayed home for a game against the Jets. In the first quarter, the Jets took an early 3-0 lead when Nick Folk kicked a 30-yard field goal. Later on, the Steelers took the lead when Ben Roethlisberger found Sammie Coates for a 72-yard touchdown pass to make it 7-3. The Jets scored 10 straight points in the second quarter: Folk kicked a 48-yard field goal to come within a point, 7-6. This would be followed byRyan Fitzpatrick finding Brandon Marshall on a 15-yard touchdown pass to make it 13-7. The Steelers wrapped up the scoring of the half when Roethlisberger found Jesse James on a 1-yard touchdown pass to make it 14-13 at halftime. In the second half it was all Steelers. Starting in the third quarter, Chris Boswell put the team up by 4 with a 47-yard field goal to make it 17-13. In the fourth quarter, they would score 2 touchdowns: Roethlisberger found Antonio Brown on a 5-yard pass and then Coates on another 5-yard pass to make the score 24-13 and the eventual final score 31-13. With the win, the Steelers improved to 4-1. With the Ravens' loss to the Redskins, the team is also now in outright first place in the AFC North. This would be the final game the Steelers would wear their 1934 throwback uniforms. 
Question: How many field goals were kicked in total? 
Answer type: Number 

Answer: 3.


Question: Passage: As of 2012, Singapore total fertility rate (TFR) is 1.20 children born per woman, which represents a sub-replacement fertility rate and is one of the lowest in the world. Ethnic Chinese had a ferlility of 1.07 in 2004 (1.65 in 1990), while Malays had a TFR of 2.10 (2.69 in 1990). Both figures declined further in 2006. TFR for Indians was 1.30 in 2004 and 1.89 in 1990.  The Singapore government has launched several highly publicised attempts to raise the fertility rate and increase awareness of the negative effects of an aging population, the elderly (65 and above) had constituted 9.9% of its population in 2012; this proportion is still significantly lower than that of many other developed nations, such as the United States (12%) and Japan (21.2%) . 
Question: Which year did Ethnic Chinese have a higher fertility rate, 1990 or 2004? 
Answer type: Date 

Answer:
{'day': '', 'month': '', 'year': '1990'}.