With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: NASA is responsible for the Skylab space station.
text_B: Torri in Sabina is a comune -LRB- municipality -RRB- in the Province of Rieti in the Italian region Latium , located about 50 km north of Rome and about 20 km southwest of Rieti .. Latium. Latium. Rieti. Rieti. comune. comune. Province of Rieti. Province of Rieti. Italian. Italy. Rome. Rome. Sabina. Sabina ( region ). Located on a ridge of the Monti Sabini , it is part of the Sabina traditional region .. Monti Sabini. Monti Sabini. Sabina. Sabina ( region ). traditional region. traditional region. Sights include the Romanesque church of Santa Maria della Lode a Vescovio -LRB- 9th century -RRB- , which houses a 13th-14th century fresco of the Universal Judgement .. Romanesque. Romanesque architecture. The bell tower dates from the 10th-11th century , and was built using remains from the ancient Forum Novum .
not_related.