Whether a government postal service can engage in these kinds of negotiations deserves serious study.
( ( Whether ( ( a ( government ( postal service ) ) ) ( can ( engage ( in ( ( these kinds ) ( of negotiations ) ) ) ) ) ) ) ( ( deserves ( serious study ) ) . ) )
(ROOT (S (SBAR (IN Whether) (S (NP (DT a) (NN government) (JJ postal) (NN service)) (VP (MD can) (VP (VB engage) (PP (IN in) (NP (NP (DT these) (NNS kinds)) (PP (IN of) (NP (NNS negotiations))))))))) (VP (VBZ deserves) (NP (JJ serious) (NN study))) (. .)))
There is serious study needed to check.
( There ( ( is ( ( serious study ) ( needed ( to check ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBZ is) (NP (NP (JJ serious) (NN study)) (VP (VBN needed) (S (VP (TO to) (VP (VB check))))))) (. .)))