Their supplies scarce, their harvest meager, and their spirit broken, they abandoned the fort in 1858.
( ( ( ( ( ( Their supplies ) ( ( scarce , ) ( ( their harvest ) meager ) ) ) , ) and ) ( ( their spirit ) broken ) ) ( , ( they ( ( ( abandoned ( the fort ) ) ( in 1858 ) ) . ) ) ) )
(ROOT (S (S (S (NP (PRP$ Their) (NNS supplies)) (VP (VBZ scarce) (, ,) (S (NP (PRP$ their) (NN harvest)) (ADJP (JJ meager))))) (, ,) (CC and) (S (NP (PRP$ their) (NN spirit)) (VP (VBN broken)))) (, ,) (NP (PRP they)) (VP (VBD abandoned) (NP (DT the) (NN fort)) (PP (IN in) (NP (CD 1858)))) (. .)))
They abandoned their fort after a zombie outbreak.
( They ( ( ( abandoned ( their fort ) ) ( after ( a ( zombie outbreak ) ) ) ) . ) )
(ROOT (S (NP (PRP They)) (VP (VBD abandoned) (NP (PRP$ their) (NN fort)) (PP (IN after) (NP (DT a) (NN zombie) (NN outbreak)))) (. .)))