3673
He did not , however , gain the 50 % required to avoid a run-off election , and was obliged to enter a second ballot against Martine Aubry , who had come in second with 30 % of the vote .
 person: Martine Aubry
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 person: Martine Aubry