Does the sentence "In 2004 the General Assembly of WIPO adopted The Geneva Declaration on the Future of the World Intellectual Property Organization which argues that WIPO should "focus more on the needs of developing countries, and to view IP as one of many tools for developmentnot as an end in itself"." provide a valid answer to the question "When did the WIPO adopt 'The Geneva Declaration on the Future of the World Intellectual Property Organization'?"

A: yes

Does the sentence "Improvisation is also an important aspect in authentic performances of operas of Baroque era and of bel canto (especially operas of Vincenzo Bellini), and is best exemplified by the da capo aria, a form by which famous singers typically perform variations of the thematic matter of the aria in the recapitulation section ('B section' / the 'da capo' part)." provide a valid answer to the question "An example of improvisation in an opera is Beverly Sills variation of what movement of Handel's Giulio Cesare?"

A: no

Does the sentence "The northern terminus is Port Said and the southern terminus is Port Tawfiq at the city of Suez." provide a valid answer to the question "Is the Suez Canal natural?"

A: no

Does the sentence "According to the Washington Times on April 15, however, the Chinese government was attempting to "calm the situation" through censorship: "All comments posted on popular Internet forum Sohu.com relating to a boycott of Carrefour have been deleted." provide a valid answer to the question "What method did the Chinese government use to ease the boycott situation?"

A:
yes