CHF (EF indeterminate on most recent Echo).
 Patient has chronic medical condition
(ROOT (NP (NP (NP (NN CHF)) (PRN (-LRB- -LRB-) (NP (NP (NN EF)) (ADJP (JJ indeterminate) (PP (IN on) (NP (JJS most) (JJ recent) (NNP Echo))))) (-RRB- -RRB-))) (. .)))
(ROOT (S (NP (NN Patient)) (VP (VBZ has) (NP (JJ chronic) (JJ medical) (NN condition)))))
( ( CHF ( -LRB- ( ( EF ( indeterminate ( on ( most ( recent Echo ) ) ) ) ) -RRB- ) ) ) . )
( Patient ( has ( chronic ( medical condition ) ) ) )