With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Rob Cavallo has collaborated with Eric Clapton.
text_B: Robert Siers `` Rob '' Cavallo -LRB- born March 21 , 1963 -RRB- is an American record producer , musician , and the CEO of Warner Bros. .. CEO. CEO. Records .. Primarily known for his production work with Green Day , he has also worked with Linkin Park , My Chemical Romance , Eric Clapton , the Goo Goo Dolls , the Dave Matthews Band , Kid Rock , Alanis Morissette , Black Sabbath , Phil Collins , Paramore and Meat Loaf .. Green Day. Green Day. Linkin Park. Linkin Park. My Chemical Romance. My Chemical Romance. Eric Clapton. Eric Clapton. Goo Goo Dolls. Goo Goo Dolls. Dave Matthews Band. Dave Matthews Band. Kid Rock. Kid Rock. Alanis Morissette. Alanis Morissette. Black Sabbath. Black Sabbath. Phil Collins. Phil Collins. Paramore. Paramore. Meat Loaf. Meat Loaf. He is also a multiple Grammy Award winner .. Grammy Award. Grammy Award. Cavallo plays multiple instruments and has professional credits for his bass , keyboard , organ , piano , guitar and percussion work .. percussion work. percussion instrument
related.