the biggest husband-and-wife disaster 
(ROOT (NP (DT the) (JJS biggest) (NML (NN husband) (HYPH -) (CC and) (HYPH -) (NN wife)) (NN disaster)))
(ROOT (NP (DT ) (JJS ) (NML (NN ) (HYPH ) (CC ) (HYPH ) (NN )) (NN )))