Complex sentence: There, he was given 47 votes from the judges and 333 votes from the audience miraculously, thus finishing first in the semi-finals and successfully advancing to the finals-again as the first Singaporean contestant to do so.
Split into simpler sentences: There, he was given 47 votes from the judges and 333 votes from the audience unexpectedly. Hence, he finished first in the semi-finals and successfully advanced to the finals-again as the first Singaporean contestant to do so.