These men had never seen rain before, Jon realized.
( ( These men ) ( ( ( had never ) ( ( seen rain ) ( ( before , ) ( Jon realized ) ) ) ) . ) )
(ROOT (S (NP (DT These) (NNS men)) (VP (VBD had) (ADVP (RB never)) (VP (VBN seen) (NP (NN rain)) (SBAR (IN before) (, ,) (S (NP (NNP Jon)) (VP (VBD realized)))))) (. .)))
The men had lived in the desert.
( ( The men ) ( ( had ( lived ( in ( the desert ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNS men)) (VP (VBD had) (VP (VBN lived) (PP (IN in) (NP (DT the) (NN desert))))) (. .)))