TASK DEFINITION: In this task, you're given a passage, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.
PROBLEM: Passage: In March 2011, Aiko made her return to music with the release of her first full-length project, a mixtape titled Sailing Soul(s). On December 16, 2011, Aiko signed a recording contract with American record producer No I.D.'s record label ARTium, distributed through Def Jam Recordings. In 2013, Aiko appeared on Big Sean's single "Beware", also featuring Lil Wayne, which became her first top 40 single on the US Billboard Hot 100 chart. In November 2013, she released her first project for Artium and Def Jam, an extended play (EP), titled Sail Out. The EP was supported by the singles "", "Bed Peace" and "The Worst", the latter of which went on to become certified platinum by the Recording Industry Association of America (RIAA). Aiko released her major-label debut album, Souled Out, on September 9, 2014. On September 22, 2017, she released her second studio album Trip.
 Link Information: Founding and CBS Records Group era (1983–1994). Question: How many years after its founding did Aiko's distribution company sign her as an artist?

SOLUTION: Answer: 28

PROBLEM: Passage: Watson graduated in 1943 with BS in electrical engineering from Iowa State College. From 1943 to 1946 he was a researcher at the United States Naval Research Laboratory in Washington, D.C. During his work for the U.S. Navy he went to night school at George Washington University. He graduated from the University of Iowa with Ph.D. in 1948 with thesis The polarizability of the meson-charge cloud of a neutron in an external electrostatic field. He was from 1948 to 1949 an Atomic Energy Commission (AEC) Fellow at the Institute for Advanced Study and from 1949 to 1951 an AEC Fellow at the Berkeley Radiation Laboratory. He was from 1951 to 1954 an assistant professor of physics at Indiana University and from 1954 to 1957 an associate professor of physics at the University of Wisconsin, Madison. In 1953 he was elected a fellow of the American Physical Society. From 1957 to 1981 he was a staff member of Lawrence Berkeley National Laboratory, as well as a professor of physics at the University of California, Berkeley. In 1974 he was elected a member of the National Academy of Sciences. From 1981 to 1991 he was the director of the Marine Physical Laboratory, Scripps Institute of Oceanography, as well as a professor of physical oceanography at the University of California, San Diego. In 1991 he retired as professor emeritus. His doctoral students include Shang-keng Ma.
 Link Information: Lawrence Berkeley National Laboratory (LBNL), commonly referred to as Berkeley Lab, is a United States national laboratory that conducts scientific research on behalf of the United States Department of Energy (DOE). It is located in the Berkeley Hills near Berkeley, California,  Question: In what city was Watson a laboratory staff member from 1957 to 1981?

SOLUTION: Answer: Berkeley

PROBLEM: Passage: His own military genius blossomed during the Napoleonic Wars. During the 1805 Campaign, Yermolov served in the rear and advance guards and distinguished himself at Amstetten and Austerlitz. For his actions, he was promoted to colonel on 16 July 1806. The following year, he participated in the campaign in Poland, serving in Prince Bagration's advance guard. He distinguished himself commanding an artillery company in numerous rearguard actions during the retreat to Landsberg as well as in the Battle of Eylau. In June 1807, Yermolov commanded horse artillery company in the actions at Guttstadt, Deppen, Heilsberg and Friedland, being awarded the Order of St. George (3rd class, 7 September 1807). He was promoted to major general on 28 March 1808 and was appointed inspector of horse artillery companies. In early 1809, he inspected artillery companies of the Army of the Danube. Although his division took part in the 1809 campaign against Austria, Yermolov commanded the reserves in Volhynia and Podolsk gubernias, where he remained for the next two years. In 1811, he took command of the guard artillery company and in 1812, became the Chief of Staff of the 1st Western Army.
 Link Information: The Battle of Friedland (June 14, 1807) Question: Which of the battles that Yermolov commanded during June 1807 occurred first?

SOLUTION:
Answer: the Battle of Guttstadt-Deppen