With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Young MC was born before 1990.
text_B: Marvin Young -LRB- born May 10 , 1967 -RRB- , better known by his stage name Young M.C. , is an English-born American singer , rapper and actor .. rapper. rapper. actor. actor. English. English people. singer. singer. He is best known for his 1989 hit `` Bust a Move '' .. hit. Chart-topper. Bust a Move. Bust a Move ( song ). His debut album Stone Cold Rhymin ' found international acclaim ; however , subsequent albums have not reached the same level of success .. Young has also appeared in film in acting roles and cameo appearances and has appeared in several television programs .
related.