Premise: it isn't much fun going mountain climbing by yourself.

Hypothesis: it isn't much fun and exciting going mountain climbing by yourself.
Label: entailment

Hypothesis: it isn't much fun for me going mountain climbing by yourself.
Label: entailment

Hypothesis: it isn't much entertainment going mountain climbing by yourself.
Label: entailment

Hypothesis: it isn't much joy going mountain climbing by yourself.
Label: entailment