sentence: Since ancient times , public transport has existed , and it suffered numerous assassination attempts . In China , for example , the dynasty Yuan prohibited public transport ( at that time , chariots ) because of fear that Han people could plot and riot against the Mongol 's dictatorship on it ; the situation was reversed in an early socialist regime when , in 1960 , Mao considered personal cars an instrument of oppression and symbol of devilish capitalism .
modified: Since ancient times exist public transport , and it suffered numerous attempts of assassination , in China for example , the dynasty Yuan prohibited public transport ( at that age , charriots ) because of fear that Han people could plot and riot against mongol 's dictatorship in it ; the situation inverted at early socialist regime when , in 1960 , Mao considered personal cars as instrument of opression and symbol of devilish capitalism .
transformation: PUNCT, OTHER, OTHER, PUNCT, PUNCT, NOUN, SPELL, DET, ORTH, PREP, VERB, PREP, DET, OTHER, SPELL