Premise: A Dance with Dragons is the fifth of seven planned novels in the epic fantasy series A Song of Ice and Fire by American author George R. R. Martin . Jon Snow (character) . Jon returns as a prominent character in a A Dance with Dragons ( 2011 ) , working to negotiate an alliance between the Night 's Watch and the wildlings .
Hypothesis: Jon Snow is in George R. R. Martin novel.
Label: ENTAILMENT