Go in for an extra long lunch.
( ( ( Go in ) ( for ( an ( extra ( long lunch ) ) ) ) ) . )
(ROOT (S (VP (VB Go) (PRT (RP in)) (PP (IN for) (NP (DT an) (JJ extra) (JJ long) (NN lunch)))) (. .)))
Go in for an extra long lunch.
( ( ( Go in ) ( for ( an ( extra ( long lunch ) ) ) ) ) . )
(ROOT (S (VP (VB Go) (PRT (RP in)) (PP (IN for) (NP (DT an) (JJ extra) (JJ long) (NN lunch)))) (. .)))