With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Boston is considered a center of higher education in engineering.
text_B: Mictlantecutli -LRB- -LSB- mik.tɬaːn.ˈteːkʷ.tɬi -RSB- , meaning `` Lord of Mictlan '' -RRB- , in Aztec mythology , was a god of the dead and the king of Mictlan -LRB- Chicunauhmictlan -RRB- , the lowest and northernmost section of the underworld .. Aztec mythology. Aztec mythology. Mictlan. Mictlan. underworld. underworld. He was one of the principal gods of the Aztecs and was the most prominent of several gods and goddesses of death and the underworld .. underworld. underworld. Aztecs. Aztecs. The worship of Mictlantecuhtli sometimes involved ritual cannibalism , with human flesh being consumed in and around the temple .. cannibalism. Cannibalism in pre-Columbian America. Two life-size clay statues of Mictlantecuhtli were found marking the entrances to the House of Eagles to the north of the Great Temple of Tenochtitlan .. Eagles. Eagle warrior. Great Temple. Templo Mayor. Tenochtitlan. Tenochtitlan
not_related.