Question: "Who is the great-grandfather of the man who died in the 16th year of the 17th century?" Context: "Rawski writes that Altan Khan's conversion to the Gelug "can be interpreted as an attempt to expand his authority in his conflict with his nominal superior, Tumen Khan." To further cement the Mongol-Tibetan alliance, the great-grandson of Altan Khanthe 4th Dalai Lama (15891616)was made the fourth Dalai Lama. In 1642, the 5th Dalai Lama (16171682) became the first to wield effective political control over Tibet." Answer:
Ans: Altan Khan

Question: "What happened in Oklahoma City in April 1995 bombing that is similar to 9/11" Context: "The Oklahoma City National Memorial in the northern part of Oklahoma City's downtown was created as the inscription on its eastern gate of the Memorial reads, "to honor the victims, survivors, rescuers, and all who were changed forever on April 19, 1995"; the memorial was built on the land formerly occupied by the Alfred P. Murrah Federal Building complex prior to its 1995 bombing. The outdoor Symbolic Memorial can be visited 24 hours a day for free, and the adjacent Memorial Museum, located in the former Journal Record building damaged by the bombing, can be entered for a small fee. The site is also home to the National Memorial Institute for the Prevention of Terrorism, a non-partisan, nonprofit think tank devoted to the prevention of terrorism." Answer:
Ans: Terrorism

Question: "what is the third group mentioned?" Context: "Much of Yale University's staff, including most maintenance staff, dining hall employees, and administrative staff, are unionized. Clerical and technical employees are represented by Local 34 of UNITE HERE and service and maintenance workers by Local 35 of the same international. Together with the Graduate Employees and Students Organization (GESO), an unrecognized union of graduate employees, Locals 34 and 35 make up the Federation of Hospital and University Employees. Also included in FHUE are the dietary workers at Yale-New Haven Hospital, who are members of 1199 SEIU. In addition to these unions, officers of the Yale University Police Department are members of the Yale Police Benevolent Association, which affiliated in 2005 with the Connecticut Organization for Public Safety Employees. Finally, Yale security officers voted to join the International Union of Security, Police and Fire Professionals of America in fall 2010 after the National Labor Relations Board ruled they could not join AFSCME; the Yale administration contested the election." Answer:
Ans: dining hall employees

Question: "What might be useful to someone who has trouble with Trigonometry?" Context: "Superscalar computers may contain multiple ALUs, allowing them to process several instructions simultaneously. Graphics processors and computers with SIMD and MIMD features often contain ALUs that can perform arithmetic on vectors and matrices." Answer:
Ans: ALUs that can perform arithmetic on vectors and matrices