the net cost of operations.
( ( ( the ( net cost ) ) ( of operations ) ) . )
(ROOT (NP (NP (DT the) (JJ net) (NN cost)) (PP (IN of) (NP (NNS operations))) (. .)))
That's how it expensive it runs.
( That ( ( 's ( how ( it ( expensive ( it runs ) ) ) ) ) . ) )
(ROOT (S (NP (DT That)) (VP (VBZ 's) (SBAR (WHADVP (WRB how)) (S (NP (PRP it)) (ADJP (JJ expensive) (SBAR (S (NP (PRP it)) (VP (VBZ runs)))))))) (. .)))