Problem: Notre Dame rose to national prominence in the early 1900s for its Fighting Irish football team, especially under the guidance of the legendary coach Knute Rockne. The university's athletic teams are members of the NCAA Division I and are known collectively as the Fighting Irish. The football team, an Independent, has accumulated eleven consensus national championships, seven Heisman Trophy winners, 62 members in the College Football Hall of Fame and 13 members in the Pro Football Hall of Fame and is considered one of the most famed and successful college football teams in history. Other ND teams, chiefly in the Atlantic Coast Conference, have accumulated 16 national championships. The Notre Dame Victory March is often regarded as the most famous and recognizable collegiate fight song.
There were multiple students from Notre Dame who entered the Pro Football Hall of Fame, how many?
The answer is the following: 13

Problem: The assertions of Chinese philosophy began to integrate concepts of Western philosophy, as steps toward modernization. By the time of the Xinhai Revolution in 1911, there were many calls, such as the May Fourth Movement, to completely abolish the old imperial institutions and practices of China. There were attempts to incorporate democracy, republicanism, and industrialism into Chinese philosophy, notably by Sun Yat-Sen (Sun yi xian, in one Mandarin form of the name) at the beginning of the 20th century. Mao Zedong (Mao ze dong) added Marxist-Leninist thought. When the Communist Party of China took over power, previous schools of thought, excepting notably Legalism, were denounced as backward, and later even purged during the Cultural Revolution.
During what event was Legalism abolished?
The answer is the following: the Cultural Revolution

Problem: The identification of Jesus as the Messiah is not accepted by Judaism. The term for a Christian in Hebrew is (Notzri"Nazarene"), a Talmudic term originally derived from the fact that Jesus came from the Galilean village of Nazareth, today in northern Israel. Adherents of Messianic Judaism are referred to in modern Hebrew as (Yehudim Meshihi'im"Messianic Jews").
What village did Jesus come from?
The answer is the following: Galilean village

Problem: In December 2011, Xinhua stated that "[t]he basic structure of the Beidou system has now been established, and engineers are now conducting comprehensive system test and evaluation. The system will provide test-run services of positioning, navigation and time for China and the neighboring areas before the end of this year, according to the authorities." The system became operational in the China region that same month. The global navigation system should be finished by 2020. As of December 2012, 16 satellites for BeiDou-2 have been launched, 14 of them are in service.
When is it projected that the global navigation system will be finished?
The answer is the following:
by 2020