Some 72,000 volcano-zone residents were evacuated at great cost to the French government.
( ( Some ( 72,000 ( volcano-zone residents ) ) ) ( ( were ( ( evacuated ( at ( great cost ) ) ) ( to ( the ( French government ) ) ) ) ) . ) )
(ROOT (S (NP (DT Some) (CD 72,000) (JJ volcano-zone) (NNS residents)) (VP (VBD were) (VP (VBN evacuated) (PP (IN at) (NP (JJ great) (NN cost))) (PP (TO to) (NP (DT the) (JJ French) (NN government))))) (. .)))
720,000 volcano-zone residents were evacuated at the expense of the French government.
( ( 720,000 ( volcano-zone residents ) ) ( ( were ( evacuated ( at ( ( the expense ) ( of ( the ( French government ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (CD 720,000) (JJ volcano-zone) (NNS residents)) (VP (VBD were) (VP (VBN evacuated) (PP (IN at) (NP (NP (DT the) (NN expense)) (PP (IN of) (NP (DT the) (JJ French) (NN government))))))) (. .)))