With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: David Arquette became a one-time WCW World Heavyweight Champion and was criticized.
text_B: Mark Spiro -LRB- born March 28 , 1957 -RRB- is an American songwriter , record producer and recording artist .. songwriter. songwriter. record producer. record producer. producer. Record producer. Represented on over 100 million records sold worldwide , Spiro has delivered songs to artists such as Julian Lennon , Cheap Trick , John Waite , Heart , Laura Branigan , Bad English , Lita Ford , and Giant .. Julian Lennon. Julian Lennon. Cheap Trick. Cheap Trick. John Waite. John Waite. Heart. Heart ( band ). Laura Branigan. Laura Branigan. Bad English. Bad English. Lita Ford. Lita Ford. Giant. Giant ( band ). He has also released solo material sporadically .
not_related.