With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Courteney Cox appeared on a show created by David Crane and Marta Kauffman.
text_B: Washington Luiz Mascarenhas Silva or simply Washington -LRB- born August 23 , 1978 in Sao Jose dos Campos -RRB- , is a Brazilian striker who was the top striker in Copa Libertadores 2006 playing for Palmeiras , scoring five goals .. Sao Jose dos Campos. Sao Jose dos Campos. Sao Jose. Sao Jose Esporte Clube. Palmeiras. Sociedade Esportiva Palmeiras. striker. Forward ( association football )#Striker. Copa Libertadores 2006. Copa Libertadores 2006
not_related.