With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Silicon Valley employed about 250,000 information technology workers.
text_B: The 2016 Rally di Sardegna -LRB- formally the 13º Rally Italia Sardegna -RRB- was the sixth round of the 2016 World Rally Championship .. The race was held over four days between 9 June and 12 June 2016 , and was based in Alghero , Sardinia , Italy .. Italy. Italy. Alghero. Alghero. Sardinia. Sardinia. Hyundai 's Thierry Neuville won the race , his 2nd win in the World Rally Championship .. Thierry Neuville. Thierry Neuville
not_related.