Question: Sentence A: At first they suspected rival slave traders or mercenaries hired by the other cities to corner the market on the trade, but all the traders were being killed one caravan at a time.

Sentence B: The mercenaries were hired by other cities to help with trade.

If sentence A is true, how about sentence B?

Answer: yes

Question: Sentence A: Effective implementation of the Results Act hinges on agenciesa ability to produce meaningfully integrated information to manage performance and measure results.

Sentence B: The Results Act cannot be implemented effectively.

If sentence A is true, how about sentence B?

Answer: no

Question: Sentence A: What Isikoff couldn't pin down was whether the advance was welcome or not.

Sentence B: He didn't know for sure if it was a welcomed advance.

If sentence A is true, how about sentence B?

Answer: yes

Question: Sentence A: However, case studies, like any other method GAO uses, have to meet two other criteria of accuracy and lack of bias, in the sense that the evaluator's personal, preconceived opinions about a situation do not distort reporting and that the evaluator is scrupulously evenhanded in examining all sides of a situation.

Sentence B: Most case studies meet criteria relating to accuracy.

If sentence A is true, how about sentence B?

Answer:
it is not possible to tell