Instructions: 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.
Input: Information of the oldest teachings may be obtained by analysis of the oldest texts. One method to obtain information on the oldest core of Buddhism is to compare the oldest extant versions of the Theravadin Pali Canon and other texts.[note 27] The reliability of these sources, and the possibility to draw out a core of oldest teachings, is a matter of dispute.[page needed][page needed][page needed][page needed] According to Vetter, inconsistencies remain, and other methods must be applied to resolve those inconsistencies.[note 28]
Output:
What is in dispute regarding the research into the core of the teachings?