Student A:Passage: This article includes lists of supercentenarians from the United States (people from the United States who have attained the age of at least 110 years). The Gerontology Research Group (GRG), an organization that tracks supercentenarians and validates longevity claims, has validated claims of over 700 American supercentenarians and as of 15 July 2018, lists six verified living American supercentenarians, the oldest of whom is Lessie Brown, born September 22, 1904, aged 113 years, 296 days. The oldest person ever from the United States was Sarah Knauss, who died on December 30, 1999, aged 119 years, 97 days.

Question: Based on this passage, who is the oldest living person in the united states?
Student B:OK... This is the relevant information: The Gerontology Research Group (GRG), an organization that tracks supercentenarians and validates longevity claims, has validated claims of over 700 American supercentenarians and as of 15 July 2018, lists six verified living American supercentenarians, the oldest of whom is Lessie Brown, born September 22, 1904, aged 113 years, 296 days.
Lessie Brown.

Student A:Context: The NSO is conducted on two levels each year. It was the first Olympiad to be conducted by SOF.It has been conducted since 1996. Students from class I-XII may participate in the examination.

Question: how many levels are there in science olympiad?
Student B:OK... The relevant information to answer the above question is: The NSO is conducted on two levels each year.
two levels.

Student A:Context: Sykes is a dog actor from Clifton, Oxfordshire, England. He is best known in the UK for his appearance as Harvey in Thinkbox's television commercial and, under his real name, in Midsomer Murders (Series fourteen to eighteen, inclusive). He has also appeared in several Hollywood blockbusters. Originally found as a stray in 2004, his owner is animal trainer and stunt dog specialist Gill Raddings. Since January 2016 Sykes has been in semi-retirement with him no longer being displayed as available for hire on Gill Raddings' agency website; however, if a producer from a previous role of his needs Sykes they are able to use him.

Question: what is the dog called in midsomer murders?
Student B:OK... The relevant sentence in the passage is: He is best known in the UK for his appearance as Harvey in Thinkbox's television commercial and, under his real name, in Midsomer Murders (Series fourteen to eighteen, inclusive).
Sykes.

Student A:Alicia Gräfin (Countess) von Rittberg is a German actress best known for her role as Emma in the film Fury.

Answer this question based on the passage: who played the young german girl in fury?
Student B:
OK... The relevant information is: Alicia Gräfin (Countess) von Rittberg is a German actress best known for her role as Emma in the film Fury.
Alicia Gräfin ( Countess ) von Rittberg.