text_a: with an unusual protagonist -lrb- a kilt-wearing jackson -rrb- and subject matter , the improbable `` formula 51 '' is somewhat entertaining , but it could have been much stronger .
text_b: on the granger movie gauge of 1 to 10 , the powerpuff girls is a fast , frenetic , funny , even punny 6 -- aimed specifically at a grade-school audience .