( ( Individuals ( with ( respiratory disease ) ) ) ( ( should ( ( ( limit ( all ( outdoor activities ) ) ) and ) ( ( move indoors ) ( to ( ( an air ) ( ( conditioned area ) ( if ( breathing ( becomes difficult ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNS Individuals)) (PP (IN with) (NP (JJ respiratory) (NN disease)))) (VP (MD should) (VP (VP (VB limit) (NP (DT all) (JJ outdoor) (NNS activities))) (CC and) (VP (VB move) (ADVP (RB indoors)) (PP (TO to) (NP (NP (DT an) (NN air)) (VP (VBN conditioned) (NP (NN area)) (SBAR (IN if) (S (NP (NN breathing)) (VP (VBZ becomes) (ADJP (JJ difficult))))))))))) (. .)))
Individuals with respiratory disease should limit all outdoor activities and move indoors to an air conditioned area if breathing becomes difficult.
(ROOT (S (NP (NNP Narrow) (NN air) (NNS passages)) (VP (VBP make) (S (VP (VBG breathing) (ADJP (JJ difficult) (RB due) (S (VP (TO to) (VP (VB respiratory) (NP (NN system) (NN disease))))))))) (. .)))