With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Frank Sinatra was one of the most popular musical artists of the 20th century and he was successful.
text_B: Marvel Creators Collection Cards was a set of trading cards featuring Marvel comic book characters , released in 1998 .. Marvel. Marvel Comics. comic book. comic book. The set consists of a 72 card base set + checklist .. For chase cards , there are 12 `` Editor 's Choice '' cards featuring popular characters .. There are also 4 `` Gold Cards '' with gold foil backgrounds , and 24 sketchboard cards with # 18 -LRB- Spider-Man -RRB- being available only by mail in redemption .. Spider-Man. Spider-Man. Finally , there are 19 autograph cards .
not_related.