Sentence 1: Most younger economists have simply avoided macroeconomics entirely, or--if they do work on macroeconomic issues--they choose safe topics such as long-run growth, avoiding the academic minefield of business cycle research.

Sentence 2: Young economists pick safe subjects like long-run growth because they are learned in colleges.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: Ah, to ride into camp before that puffed-up gamecock of a Merinda on such a horse!" Oliveri closed his eyes as if better to imagine the triumph.

Sentence 2: He would love to see that puffed up egomaniac's face when he saw him on the back of this horse. He would be so green with envy.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: This hands-on method is the best way to learn a game and its rules without risking your money or your pride.

Sentence 2: You can't practice, you just have to play!
Is this second sentence entailed by the first?

Answer:
no