with an unusual protagonist ( a kilt-wearing jackson ) and subject matter , the improbable `` formula 51 '' is somewhat entertaining , but 
(ROOT (S (PP (IN with) (NP (NP (NP (DT an) (JJ unusual) (NN protagonist)) (-LRB- -LRB-) (NP (DT a) (ADJP (NN kilt) (HYPH -) (VBG wearing)) (NN jackson)) (-RRB- -RRB-)) (CC and) (NP (NN subject) (NN matter)))) (, ,) (NP (DT the) (JJ improbable) (`` ``) (NN formula) (CD 51) ('' '')) (VP (VBZ is) (ADJP (RB somewhat) (JJ entertaining))) (, ,) (CC but)))
(ROOT (S (PP (IN ) (NP (NP (NP (DT ) (JJ ) (NN )) (-LRB- ) (NP (DT ) (ADJP (NN ) (HYPH ) (VBG )) (NN )) (-RRB- )) (CC ) (NP (NN ) (NN )))) (, ) (NP (DT ) (JJ ) (`` ) (NN ) (CD ) ('' )) (VP (VBZ ) (ADJP (RB ) (JJ ))) (, ) (CC )))