What Taiwanese election for the President and Vice President of China had the fewest ballots cast?
select ?ent where { ?ent wdt:P31 wd:Q19801853 . ?ent wdt:P1868 ?obj . ?ent wdt:P17 wd:Q865} ORDER BY ASC(?obj)LIMIT 5 
republic of china presidential and vice presidential election: Q19801853 taiwan: Q865