No known sick contacts.
 No recent exposure to people with illness
(ROOT (NP (NP (DT No) (JJ known) (JJ sick) (NNS contacts)) (. .)))
(ROOT (NP (NP (DT No) (JJ recent) (NN exposure)) (PP (TO to) (NP (NP (NNS people)) (PP (IN with) (NP (NN illness)))))))
( ( No ( known ( sick contacts ) ) ) . )
( ( No ( recent exposure ) ) ( to ( people ( with illness ) ) ) )