This task is about reading the given passage and construct a question about the information present in the passage. Construct a question in such a way that (i) it is unambiguous, (ii) it is answerable from the passage, (iii) its answer is unique (iv) its answer is a continuous text span from the paragraph. Avoid creating questions that (i) can be answered correctly without actually understanding the paragraph and (ii) uses same words or phrases given in the passage.
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Question: While the Warsaw Pact was established as a balance of power or counterweight to NATO, there was no direct confrontation between them. Instead, the conflict was fought on an ideological basis. Both NATO and the Warsaw Pact led to the expansion of military forces and their integration into the respective blocs. The Warsaw Pact's largest military engagement was Warsaw Pact invasion of Czechoslovakia (with the participation of all Pact nations except Romania and Albania). The Pact failed to function when the Revolutions of 1989 spread through Eastern Europe, beginning with the Solidarity movement in Poland and its success in June 1989.

Answer: Which organization was in direct competition with the Warsaw Pact?

Question: One of the oldest observatories in South America is the Quito Astronomical Observatory. Founded in 1873 and located 12 minutes south of the Equator in Quito, Ecuador. The Quito Astronomical Observatory is the National Observatory of Ecuador and is located in the Historic Center of Quito and is managed by the National Polytechnic School.

Answer: What observatory is the National Observatory of Ecuador?

Question: The Ming dynasty granted titles to lamas of schools such as the Karmapa Kargyu, but the latter had previously declined Mongol invitations to receive titles. When the Ming Yongle Emperor invited Je Tsongkhapa (13571419), founder of the Gelug school, to come to the Ming court and pay tribute, the latter declined. Wang and Nyima write that this was due to old age and physical weakness, and also because of efforts being made to build three major monasteries. Chen Qingying states that Tsongkhapa wrote a letter to decline the Emperor's invitation, and in this reply, Tsongkhapa wrote:

Answer:
The Ming Dynasty granted what titles to lamas of schools?