With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jimmy Carter led a boycott of the Olympics.
text_B: SSTGFLS J222557 +601148 is a planetary nebula in the constellation Cepheus .. Cepheus. Cepheus ( constellation ). planetary nebula. planetary nebula. Located between 2000 and 3000 parsecs distant from Earth , it was originally classified in 2006 as a supernova remnant .. supernova remnant. supernova remnant. Thought to be the first supernova remnant first detected in the infrared wavelengths , the spectrum and properties of the object did not match up well with that of a typical supernova remnant , and it was reclassified as a planetary nebula in 2010 .. planetary nebula. planetary nebula. supernova remnant. supernova remnant. A candidate central star has been identified , with an apparent infrared magnitude of 22.4 .. apparent infrared magnitude. apparent magnitude
not_related.