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: Who were the other members of the band that Byker joined in 1997? Passage:In 1997 Byker joined Apollo 440. His first contribution was to provide vocals for the song Ain't Talkin' 'bout Dub which peaked at number 7 in the UK Singles Chart. Following this, he and the band recorded their second album Electro Glide in Blue. Byker, Trevor Gray and Howard Gray wrote and produced Liverpool FC's FA Cup Final single Pass & Move (It's the Liverpool Groove) under the name Boot Room Boyz. It reached number 4 in the UK Singles Chart. In 1999 the band released Gettin' High on Your Own Supply. The album proved to be hit and went to number 20 in the UK Album Chart. The album spawned two UK Top 10 singles including the theme to the 1998 movie Lost In Space and Stop the Rock. In 1999 Byker appeared on Never Mind The Buzzcocks and featured as a player on FIFA 2000 with other Apollo 440 members Noko, Trevor Gray and Howard Gray.

Output:
b