Student A:Context: Rory McCann (born 24 April 1969) is a Scottish actor and musician, best known for portraying Sandor Clegane on the HBO series Game of Thrones and Lurch in Edgar Wright's crime-comedy Hot Fuzz.

Question: who plays sandor clegane in game of thrones?
Student B:OK... The relevant sentence in the passage is: Rory McCann (born 24 April 1969) is a Scottish actor and musician, best known for portraying Sandor Clegane on the HBO series Game of Thrones and Lurch in Edgar Wright's crime-comedy Hot Fuzz.
Rory McCann.

Problem:This list contains the top 25 accounts with the most followers on the social photo-sharing platform Instagram. As of February 2018, the most followed user is Instagram's own account, with over 232 million followers. Selena Gomez is the most followed individual, with over 133 million followers. Nine accounts have exceeded 100 million followers on the site.

Answer this question based on the passage: who has the most instagram followers on instagram?
Solution:OK... This is the relevant information: As of February 2018, the most followed user is Instagram's own account, with over 232 million followers.
Instagram 's own account.

Student A:Hutch later co-wrote songs that were recorded by the Jackson 5 and their front man Michael Jackson, Smokey Robinson, the Miracles, and Marvin Gaye. In 1973, Hutch started recording albums for Motown, releasing the Fully Exposed album that year. That same year, Hutch recorded and produced the soundtrack to the Blaxploitation film, The Mack. Hutch had several R&B hits during this period, including "Brother's Gonna Work It Out" and "Slick". He also recorded the soundtrack for the 1974 film Foxy Brown. He recorded at least six albums for Motown, peaking with 1975's single "Love Power", which reached number 41 on the Billboard Hot 100. He left Motown in 1977 for Norman Whitfield's Whitfield Records.

Based on this passage, who sings brothers gonna work it out?
Student B:OK... To answer this question, we should know that: Hutch had several R&B hits during this period, including "Brother's Gonna Work It Out" and "Slick".
Hutch.

Problem:Context: "Iris" is a song by American alternative rock band Goo Goo Dolls. Originally written for the soundtrack of the 1998 film City of Angels, the song was later included on the band's sixth album Dizzy Up the Girl. "Iris" has contributed greatly to the band's success. The song's time signature alternates between and, and features an unusual guitar tuning in which most of the strings are tuned to D, lending the guitar a chorus-like effect.

Question: when was iris by the goo goo dolls released?
Solution:OK... To answer the question, consider the following: Originally written for the soundtrack of the 1998 film City of Angels, the song was later included on the band's sixth album Dizzy Up the Girl.
1998.

Student A:Context: The Zollverein (( tslfan) ) or German Customs Union was a coalition of German states formed to manage tariffs and economic policies within their territories. Organized by the 1833 Zollverein treaties, the Zollverein formally started on 1 January 1834. However, its foundations had been in development from 1818 with the creation of a variety of custom unions among the German states. By 1866, the Zollverein included most of the German states. The foundation of the Zollverein was the first instance in history in which independent states had consummated a full economic union without the simultaneous creation of a political federation or union.

Question: the goal of the german zollverein was to create?
Student B:OK... The relevant information to answer the above question is: The Zollverein (( tslfan) ) or German Customs Union was a coalition of German states formed to manage tariffs and economic policies within their territories.
manage tariffs and economic policies within their territories.

Student A:The Earth's inner core is the Earth's innermost part. It is primarily a solid ball with a radius of about 1,220 kilometres (760 miles), which is about 70 % of the Moon's radius. It is composed of an iron -- nickel alloy and some light elements. The temperature at the inner core's surface is approximately 5,700 K (5,430 C), which is about the temperature at the surface of the Sun.

Based on this passage, what is believed to be the composition of earth's core?
Student B:
OK... The relevant information to answer the above question is: It is composed of an iron -- nickel alloy and some light elements.
an iron -- nickel alloy and some light elements.