Q: Does "The equation may be expressed as ratios, or, by taking the logarithm (base 2) of both sides, by addition, using the APEX system, in which every increment of 1 is a doubling of exposure; this increment is commonly known as a "stop"." provide a valid answer to "What is the effective f-number proportional to?"?
OPTIONS:
- yes
- no
A: no

Q: Does "A further complication however concerns the consonant clusters *cw and *dzw:" provide a valid answer to "What other elements of early Iranian languages problematize the east-west division?"?
OPTIONS:
- yes
- no
A: yes

Q: Does "Exceptions are issues where the Supreme Court is the court of first instance." provide a valid answer to "How are judges placed on Sweden's high courts?"?
OPTIONS:
- yes
- no
A: no

Q: Does "Their last appearance together in public was for a charity concert conducted for the Beethoven Memorial in Bonn, held at the Salle Pleyel and the Paris Conservatory on 25 and 26 April 1841." provide a valid answer to "Where did Liszt and Chopin last perform together?"?
OPTIONS:
- yes
- no
A:
yes