A same meaning or not problem: OPTIONS:
- no
- yes
Hugo Kach died on December 31 , 2003 in Flurlingen near Schaffhausen .
Hugo Kach died on 31 December 2003 in Schaffhausen , near Switzerland ( Flurlingen ) .
****
[A]: no

Same meaning?
Irregular menstruation is a vaginal disorder whose manifestations include menstrual cycle lengths as well as metrorrhagia ( irregular bleeding between expected periods ) .
Irregular menstruation is a vaginal disorder whose manifestations contain menstrual cycle lengths as well as metrorragia ( irregular bleeding between expected periods ) .

OPTIONS:
- no
- yes

Answer: yes

Problem: S1: The Panthera tigris sudanensis is a claimed subspecies of tiger , not scientifically recognised , allegedly living in Africa .
S2: The Panthera tigris sudanensis is a supposed subspecies of the tiger , not scientifically recognised , allegedly living in Africa .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: yes

Problem: (1) The Three Sisters are volcanic peaks that form a complex volcano in the US state of Oregon .
(2) The Three Sisters are complex peaks that form a volcano in the U.S. state of Oregon .

Do (1) and (2) mean the same thing?

OPTIONS:
- no
- yes
A: no

Please check if these have the same meaning.
He fought Mike Donovan in a bout refereed by a young 21-year-old Wyatt Earp on July 4 , 1868 or 1869 in Cheyenne , Wyoming .
He fought Mike Donovan in a battle headed by a young 21-year-old Wyatt Earp on 4 July 1868 or 1869 in Cheyenne , Wyoming .
OPTIONS:
- no
- yes
Answer: yes

A same meaning or not problem: OPTIONS:
- no
- yes
Dielectric elastomers ( DEs ) are large material systems that produce smart strains .
Dielectric elastomers ( DEs ) are large material systems that produce smart deformations .
****
[A]:
yes