Problem: Southern Nevada (often abbreviated as SNV) is the region of Nevada which includes the Las Vegas Valley. Southern Nevada also includes the areas in and around Tonopah, Hawthorne, Pahrump, and Pioche, though some organizations based in the Las Vegas area (e.g., the Southern Nevada Health District) effectively use the term to refer to Clark County only.

Based on the paragraph above can we conclude that "Pioche is located in Nevada"?

A: Yes

Problem: Little Jost Van Dyke (colloquially, "Little Jost") is one of the British Virgin Islands. It is a small island on the east end of the island of Jost Van Dyke. Like Jost Van Dyke, it takes its name from the Dutch privateer Joost van Dyk. It is the location of the Diamond Cay National Park, which includes the nesting grounds of wild boobies, terns and pelicans.

Based on the paragraph above can we conclude that "The Diamond Cay National Park was founded by Joost van Dyk"?

A: It's impossible to say

Problem: The Ptolemaic dynasty (Ancient Greek: , "Ptolemaioi"), sometimes also known as the Lagids or Lagidae (Ancient Greek: , "Lagidai", after Lagus, Ptolemy I's father), was a Macedonian Greek royal family, which ruled the Ptolemaic Kingdom in Egypt during the Hellenistic period. Their rule lasted for 275 years, from 305 to 30 BC. They were the last dynasty of ancient Egypt.

Based on the paragraph above can we conclude that "The Ptolemaic Dynasty had several names they went by. "?

A:
It's impossible to say