The following are examples of how agencies engaged employee unions.
( ( The following ) ( ( are ( examples ( of ( how ( agencies ( engaged ( employee unions ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN following)) (VP (VBP are) (NP (NP (NNS examples)) (PP (IN of) (SBAR (WHADVP (WRB how)) (S (NP (NNS agencies)) (VP (VBD engaged) (NP (NN employee) (NNS unions)))))))) (. .)))
There are certain examples of how employee unions can be engaged by certain agencies.
( There ( ( are ( ( certain examples ) ( of ( how ( ( employee unions ) ( can ( be ( engaged ( by ( certain agencies ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBP are) (NP (NP (JJ certain) (NNS examples)) (PP (IN of) (SBAR (WHADVP (WRB how)) (S (NP (NN employee) (NNS unions)) (VP (MD can) (VP (VB be) (VP (VBN engaged) (PP (IN by) (NP (JJ certain) (NNS agencies))))))))))) (. .)))