With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: November and December is when the Major League Soccer playoff occurs.
text_B: Father Ferdinand Verbiest -LRB- 9 October 1623 -- 28 January 1688 -RRB- was a Flemish Jesuit missionary in China during the Qing dynasty .. Flemish. Flemish people. Jesuit. Jesuit. missionary. missionary. China. China. Qing dynasty. Qing dynasty. He was born in Pittem near Tielt in the County of Flanders -LRB- now part of Belgium -RRB- .. Pittem. Pittem. Tielt. Tielt. County of Flanders. County of Flanders. Belgium. Belgium. He is known as Nan Huairen in Chinese .. He was an accomplished mathematician and astronomer and proved to the court of the Kangxi Emperor that European astronomy was more accurate than Chinese astronomy .. Kangxi Emperor. Kangxi Emperor. He then corrected the Chinese calendar and was later asked to rebuild and re-equip the Beijing Ancient Observatory , being given the role of Head of the Mathematical Board and Director of the Observatory .. Beijing Ancient Observatory. Beijing Ancient Observatory. He became close friends with the Kangxi Emperor , who frequently requested his teaching , in geometry , philosophy and music .. Kangxi Emperor. Kangxi Emperor. geometry. geometry. philosophy. philosophy. music. music. Verbiest worked as a diplomat and cartographer , and also as a translator , because he spoke Latin , German , Dutch , Spanish , Hebrew , and Italian .. Latin. Latin. German. German language. Dutch. Dutch language. Spanish. Spanish language. Hebrew. Hebrew language. Italian. Italian language. He wrote more than thirty books .. During the 1670s , Verbiest designed what some claim to be the first ever self-propelled vehicle -- many claim this as the world 's first automobile , in spite of its small size and the lack of evidence that it was actually built .. automobile. automobile
not_related.