With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: John Logan and Dante Harper based their screenplay for Alien: Covenant upon Ayn Rand's We, the Living.
text_B: The '' ` Oklahoma School of Science and Mathematics -LRB- OSSM -RRB- is a two-year , public residential high school located in Oklahoma City , Oklahoma .. Oklahoma City. Oklahoma City. Oklahoma. Oklahoma. Established by the Oklahoma state legislature in 1983 , the school was designed to educate academically gifted high school juniors and seniors in advanced mathematics and science .. Oklahoma. Oklahoma. OSSM opened doors to its inaugural class in 1990 .. It is a member of the National Consortium for Specialized Secondary Schools of Mathematics , Science and Technology .
not_related.