Does "Concave spectacles were invented around 1286 by an unknown Italian artisan, probably working in or near Pisa." contain the correct answer to "Near what city were concave spectacles invented?"
OPTIONS:
- yes
- no

A: yes

question: OPTIONS:
- yes
- no
This is a rough equivalent of the perfective vs. imperfective aspect opposition.
What other language has a telicity contrast?

answer: no

[Q]: Sentence: Douay held a very strong position initially, thanks to the accurate long-range fire of the Chassepots but his force was too thinly stretched to hold it. Question: Who initially held a strong position during the battle at the border? OPTIONS:
- yes
- no
++++++++++
[A]: no

Q: Does "The Cossacks captured the gunboat with all of its guns and blew it up." provide a valid answer to "Why did the third siege attempt fail?"?
OPTIONS:
- yes
- no
A: no

Problem: Does "Scheldt delta near the North Sea, harking back to Latin nomenclature, e.g. Germania Inferior." answer the question "What language started the trend of referring to the Netherlands as "Germania Inferior"?" OPTIONS:
- yes
- no

A: yes

Does "Tajikistan is landlocked, and is the smallest nation in Central Asia by area." contain the correct answer to "Where exactly is Tajikistan?"
OPTIONS:
- yes
- no

A:
no