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: How many years were there between Czechoslovak First League's establishment and Laskov's first championship win with ŠK Slovan Bratislava? Passage:On 15 February 1946, Laskov immigrated to Brno, Czechoslovakia, where he studied medicine at the Masaryk University and played for SK Židenice, the modern 1. FC Brno. In 1947, he moved to Bratislava, where he married a Slovak beautician and was granted Czechoslovak citizenship. In Bratislava, he played for ŠK Slovan Bratislava between 1947 and 1952, winning the Czechoslovak First League in 1949, 1950 and 1951. In Czechoslovakia, he has also played for FK Inter Bratislava (then Cervena Hviezda) and TTS Trenčín players, until 1960. In the Czechoslovak Championship, he played a total of 169 games, of which 98 (with 48 league goals) for Slovan; he also featured in 3 games for the Czechoslovakia national football team. He was awarded several fair play prizes in Czechoslovakia. Later on, he worked as a manager, managing FK Inter Bratislava, FC Spartak Trnava and Trenčín. He also served as a professional physician specialized in otolaryngology and was an active member of the Bulgarian association in Slovakia.


b