Problem: There are two important cases : ( i ) a simple closed chain and ( ii ) a simple open chain .
There are two important special cases : ( i ) a simple closed chain , and ( ii ) a simple open chain .
OPTIONS:
- no
- yes
-+-
A: yes

Problem: Balkl is a village in the District of Gumushackoy , Turkey , Amasya Province .
Balkl is a village in the Gumushackoy district , province of Amasya , Turkey .
OPTIONS:
- no
- yes
-+-
A: yes

Problem: The Olt River or Paraul Sec is a tributary of the River Seaca , Romania .
The Olt River or Paraul Sec is a tributary of the Seaca River in Romania .
OPTIONS:
- no
- yes
-+-
A:
yes