Our close neighbour.
( ( Our ( close neighbour ) ) . )
(ROOT (FRAG (NP (PRP$ Our) (NN close) (NN neighbour)) (. .)))
The houses in that neighborhood were very close to each other.
( ( ( The houses ) ( in ( that neighborhood ) ) ) ( ( were ( very ( close ( to ( each other ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NNS houses)) (PP (IN in) (NP (DT that) (NN neighborhood)))) (VP (VBD were) (ADJP (RB very) (JJ close) (PP (TO to) (NP (DT each) (JJ other))))) (. .)))