
    Given a list of local events and their personalized relevance scores, find the name of the event that best matches a user's preferences and social connections. Each event is represented as a tuple containing the event name and its relevance score (where lower scores indicate better matches), and the system needs to identify the event name from the tuple with the lowest relevance score.
    

    
from operator import itemgetter

def index_minimum(test_list):
    """
    Given a list of local events and their personalized relevance scores, find the name of the event that best matches a user's preferences and social connections. Each event is represented as a tuple containing the event name and its relevance score (where lower scores indicate better matches), and the system needs to identify the event name from the tuple with the lowest relevance score.
    

    """
from operator import itemgetter

def index_minimum(test_list):
    """
    Given a list of local events and their personalized relevance scores, find the name of the event that best matches a user's preferences and social connections. Each event is represented as a tuple containing the event name and its relevance score (where lower scores indicate better matches), and the system needs to identify the event name from the tuple with the lowest relevance score.
    

    """
    res = min(test_list, key=itemgetter(1))[0]
    return res