A screw-shaped camshaft is a type of mechanical variable valve actuation system ( VVA ) .
A helical camshaft is a type of mechanical variable valve actuation ( VVA ) system .

Are these two sentences paraphrases of each other? OPTIONS:
- no
- yes
yes

1. Jurgen Zopp won the title after defeating Tommy Robredo 6 -- 3 , 6 -- 2 in the final .
2. Jurgen Zopp won the title after defeating Tommy Robredo in the final with 6 : 3 , 6 : 2 .
OPTIONS:
- no
- yes

yes

A same meaning or not problem: OPTIONS:
- no
- yes
After being demoted to Triple-A Las Vegas , LaRoche was recalled on September 1 .
LaRoche was dismantled on September 1 , after being recalled to Triple-A Las Vegas .
****
[A]: no

Same meaning?
Jean Alfred Fournier had two brothers , Milenko Zujovic , who wrote books on jurisprudence , and Dr. Jevrem Zujovic , whose mentor Jovan Zujovic was .
Jovan Zujovic had two brothers , Milenko Zujovic , who authored books on jurisprudence , and Dr. Jevrem Zujovic , whose mentor was Jean Alfred Fournier .

OPTIONS:
- no
- yes

Answer: no

Problem: S1: The expansion of the international presence of China Airlines has long been limited by Taiwan 's political status .
S2: The expansion of China Airlines ' political presence has long been limited by Taiwan 's international status .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: no

Patrick Aussems ( born February 6 , 1965 in Moelingen , Belgium ) is a former Belgian football player and former coach of the National Team of Nepal .
Patrick Aussems ( born 6 February 1965 in Moelingen , Nepal ) is a former Belgian footballer and the former coach of the Belgium national football team .

Are these two sentences paraphrases of each other? OPTIONS:
- no
- yes
no