Definition: In this task, you're given a question, along with a context passage which has extra information available on certain terms mentioned in it, i.e., the proper nouns in the passage. Your job is to determine whether information from more than one term is needed to answer the question. Indicate your choice as 'a' for Yes or 'b' for No.
Input: Question: By what Margin did Pascal Lissouba win the August 1993 presidential election? Passage:The Union for Democratic Renewal (Union pour la Renouveau Democratique) was a coalition of political parties in the Republic of the Congo. The coalition was led by Bernard Kolelas, who was also the leader of the coalition's largest party, the Congolese Movement for Democracy and Integral Development (MCDDI). The URD parties supported the transitional government of Prime Minister Andre Milongo (19911992) and opposed the National Alliance for Democracy (AND), which included the Pan-African Union for Social Democracy (UPADS) and the Congolese Labour Party (PCT). In the parliamentary election held in JuneJuly 1992, the AND parties won a slight majority of seats in the National Assembly and UPADS leader Pascal Lissouba was victorious over Kolelas in the August 1992 presidential election.

Output:
a