Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.

The second book in the foundation trilogy is again a story combination, but this two two novella length works.Foundation and Empire : The General - Isaac AsimovFoundation and Empire : The Mule - Isaac AsimovWar and Trantor.3 out of 5Mutant wild card means psychohistorical predictions up the proverbial faecal watercouse in a flimsy metal vehicle without a steering implement.4.5 out of 5
Positive