You were called and requested additional information prior to making a pledge or gift to the law school.
( You ( ( were ( ( ( ( called and ) requested ) ( additional information ) ) ( prior ( to ( ( making ( a ( ( pledge or ) gift ) ) ) ( to ( the ( law school ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP You)) (VP (VBD were) (VP (VBN called) (CC and) (VBN requested) (NP (JJ additional) (NN information)) (PP (RB prior) (PP (TO to) (S (VP (VBG making) (NP (DT a) (NN pledge) (CC or) (NN gift)) (PP (TO to) (NP (DT the) (NN law) (NN school))))))))) (. .)))
You were confused about how to make a pledge or give a gift and needed an explanation about this.
( You ( ( ( ( were ( confused ( about ( how ( to ( ( ( make ( a pledge ) ) or ) ( give ( a gift ) ) ) ) ) ) ) ) and ) ( ( needed ( an explanation ) ) ( about this ) ) ) . ) )
(ROOT (S (NP (PRP You)) (VP (VP (VBD were) (ADJP (VBN confused) (PP (IN about) (SBAR (WHADVP (WRB how)) (S (VP (TO to) (VP (VP (VB make) (NP (DT a) (NN pledge))) (CC or) (VP (VB give) (NP (DT a) (NN gift)))))))))) (CC and) (VP (VBD needed) (NP (DT an) (NN explanation)) (PP (IN about) (NP (DT this))))) (. .)))