Extract the answer to the question from the following context. Question: What is the temperature factor? Context: Asthma is characterized by recurrent episodes of wheezing, shortness of breath, chest tightness, and coughing. Sputum may be produced from the lung by coughing but is often hard to bring up. During recovery from an attack, it may appear pus-like due to high levels of white blood cells called eosinophils. Symptoms are usually worse at night and in the early morning or in response to exercise or cold air. Some people with asthma rarely experience symptoms, usually in response to triggers, whereas others may have marked and persistent symptoms.
Ans: cold air

Extract the answer to the question from the following context. Question: How many types of alloys are there? Context: An alloy is a mixture of metals or a mixture of a metal and another element. Alloys are defined by metallic bonding character. An alloy may be a solid solution of metal elements (a single phase) or a mixture of metallic phases (two or more solutions). Intermetallic compounds are alloys with a defined stoichiometry and crystal structure. Zintl phases are also sometimes considered alloys depending on bond types (see also: Van Arkel-Ketelaar triangle for information on classifying bonding in binary compounds).
Ans: two

Extract the answer to the question from the following context. Question: Who is the Duke of Lancaster? Context: Elizabeth has held many titles and honorary military positions throughout the Commonwealth, is Sovereign of many orders in her own countries, and has received honours and awards from around the world. In each of her realms she has a distinct title that follows a similar formula: Queen of Jamaica and her other realms and territories in Jamaica, Queen of Australia and her other realms and territories in Australia, etc. In the Channel Islands and Isle of Man, which are Crown dependencies rather than separate realms, she is known as Duke of Normandy and Lord of Mann, respectively. Additional styles include Defender of the Faith and Duke of Lancaster. When in conversation with the Queen, the practice is to initially address her as Your Majesty and thereafter as Ma'am.
Ans: Elizabeth

Extract the answer to the question from the following context. Question: How would you know Juan wasn't originally from NYC? Context: The first non-Native American inhabitant of what would eventually become New York City was Dominican trader Juan Rodriguez (transliterated to Dutch as Jan Rodrigues). Born in Santo Domingo of Portuguese and African descent, he arrived in Manhattan during the winter of 1613–1614, trapping for pelts and trading with the local population as a representative of the Dutch. Broadway, from 159th Street to 218th Street, is named Juan Rodriguez Way in his honor.
Ans: non-Native American inhabitant