[Q]: Sentence: What may be the earliest-known example in the Americas of an extensive text thought to be writing is by the Cascajal Block. Question: When has the Olmec tablet been dated to? OPTIONS:
- yes
- no
++++++++++
[A]: no

[Q]: Sentence: Tests are frequently grouped by where they are added in the software development process, or by the level of specificity of the test. Question: What are the other levels classified by? OPTIONS:
- yes
- no
++++++++++
[A]: no

[Q]: Sentence: The first clear written reference of the sobriquet Somali, however, dates back to the 15th century. Question: In what century was the term 'Somali' first used? OPTIONS:
- yes
- no
++++++++++
[A]:
yes