Problem: Keystone is an unincorporated community and census-designated place in central Keith County, Nebraska, United States. It lies along local roads near the North Platte River, northeast of the city of Ogallala, the county seat of Keith County. Its elevation is 3,100feet (945m). Although Keystone is unincorporated, it has a post office, with the ZIP code of 69144.

Based on the paragraph above can we conclude that "All unincorporated communities are census-designated places."? OPTIONS:
- Yes
- It's impossible to say
- No

A: It's impossible to say

Problem: Wireshark is a free and open source packet analyzer. It is used for network troubleshooting, analysis, software and communications protocol development, and education. Originally named Ethereal, the project was renamed Wireshark in May 2006 due to trademark issues.

Based on the paragraph above can we conclude that "Wireshark is used for communications protocol development."? OPTIONS:
- Yes
- It's impossible to say
- No

A: Yes

Problem: Sigmoid colon volvulus, also known as sigmoid volvulus, is a common cause of bowel obstruction and constipation. It is common in Asia, India (7% of intestinal obstruction) and especially South India because of the high fibre diet. It is very common cause of large bowel obstruction in Peru and Bolivia due to high altitude.

Based on the paragraph above can we conclude that "Indian rice is more likely to cause gastric issues than South Indian rice."? OPTIONS:
- Yes
- It's impossible to say
- No

A:
It's impossible to say