Problem: In mathematics, the VitaliCaratheodory theorem is a result in real analysis that shows that, under the conditions stated below, integrable functions can be approximated in L from above and below by lower- and upper-semicontinuous functions, respectively. It is named after Giuseppe Vitali and Constantin Caratheodory.

Based on the paragraph above can we conclude that "Giuseppe Vitali and Constantin Caratheodory are both accomplished mathematicians."?

A: It's impossible to say

Problem: Internet Provider Security (IPS) tags are used by domain registrar to administer a domain name registration service and related Domain Name System (DNS) services. An IPS tag is the label that applies to each registrar that registers domains in the country-code top level domain "uk" and is required to transfer domain names from one registrar to another.

Based on the paragraph above can we conclude that "Domain Name System (DNS) services are cheap."?

A: It's impossible to say

Problem: Sunday's explosion outside the Al-Rashi police station in the Al-Mashtel neighbourhood in the southeast of Baghdad, left a huge crater in the street.

Based on the paragraph above can we conclude that "Sunday's explosion left 25 dead"?

A:
It's impossible to say