Enclosed is a specially prepared and entertaining crossword puzzle that challenges your knowledge about the law school.
( Enclosed ( ( is ( ( a ( ( specially ( ( prepared and ) entertaining ) ) ( crossword puzzle ) ) ) ( that ( ( challenges ( your knowledge ) ) ( about ( the ( law school ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Enclosed)) (VP (VBZ is) (NP (NP (DT a) (ADJP (RB specially) (JJ prepared) (CC and) (JJ entertaining)) (JJ crossword) (NN puzzle)) (SBAR (WHNP (WDT that)) (S (VP (VBZ challenges) (NP (PRP$ your) (NN knowledge)) (PP (IN about) (NP (DT the) (NN law) (NN school)))))))) (. .)))
We sent a crossword that gives information on the law school.  
( We ( ( sent ( ( a crossword ) ( that ( gives ( information ( on ( the ( law school ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP We)) (VP (VBD sent) (NP (NP (DT a) (NN crossword)) (SBAR (WHNP (WDT that)) (S (VP (VBZ gives) (NP (NP (NN information)) (PP (IN on) (NP (DT the) (NN law) (NN school))))))))) (. .)))