Problem: His second wife was Anna Williams , sister of his first wife .
His first wife was Anna Williams , the sister of his second wife .
OPTIONS:
- no
- yes
-+-
A: no

Problem: He was born on May 21 , 1897 , in Sofia and died on June 15 , 1945 , in Yambol .
He was born on May 21 , 1897 in Jambol and died in Sofia on June 15 , 1945 .
OPTIONS:
- no
- yes
-+-
A: no

Problem: David J. Spurlock was born on 18 November 1959 in Memphis , Tennessee . He moved to Dallas , Texas in 1973 .
J. David Spurlock was born on November 18 , 1959 in Dallas , Texas . He moved to Memphis , Tennessee in 1973 .
OPTIONS:
- no
- yes
-+-
A:
no