[Q]: Sentence: Indigenous writing systems developed in the twentieth century include the Osmanya, Borama and Kaddare scripts, which were invented by Osman Yusuf Kenadid, Abdurahman Sheikh Nuur and Hussein Sheikh Ahmed Kaddare, respectively. Question: Who invented the Osmanya script? OPTIONS:
- yes
- no
++++++++++
[A]: yes

Q: Does "West began an on-and-off relationship with designer Alexis Phifer in 2002, and they became engaged in August 2006." provide a valid answer to "What year did Kanye West begin his relationship with Alexis Phifer?"?
OPTIONS:
- yes
- no
A: yes

Problem: Does "It is analogous to the radiometric unit watts per square metre, but with the power at each wavelength weighted according to the luminosity function, a standardized model of human visual brightness perception." answer the question "What is the SI unit of illuminace and luminous emittance?" OPTIONS:
- yes
- no

A: no

Does the sentence "Major suburbs include Midlothian to the southwest, Glen Allen to the north and west, Short Pump to the west and Mechanicsville to the northeast." provide a valid answer to the question "What suburb is located on the north and west?" OPTIONS:
- yes
- no

A: yes

Question:
Choose your answer: Is "Many of the Chopin nocturnes have middle sections marked by agitated expression (and often making very difficult demands on the performer) which heightens their dramatic character." a good answer to the question "How many nocturnes did Chopin compose?" OPTIONS:
- yes
- no
Answer:
no

[Q]: Sentence: They invented and developed arithmetic by using several different number systems including a mixed radix system with an alternating base 10 and base 6. Question: Sumerians used number systems which included what alternating bases? OPTIONS:
- yes
- no
++++++++++
[A]:
yes