With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Princess Margaret, Countess of Snowdon is part of the royal family of Britain.
text_B: The First International Conference on the World-Wide Web -LRB- also known as WWW1 -RRB- was the first-ever conference about the World Wide Web , and the first meeting of what became the International World Wide Web Conference .. World Wide Web. World Wide Web. International World Wide Web Conference. International World Wide Web Conference. It was held on May 25 to 27 , 1994 in Geneva , Switzerland .. Switzerland. Switzerland. Geneva. Geneva. The conference had 380 participants , who were accepted out of 800 applicants .. It has been referred to as the `` Woodstock of the Web '' .. Woodstock. Woodstock Festival. The event was organized by Robert Cailliau , a computer scientist who had helped to develop the original WWW specification , and was hosted by CERN .. Robert Cailliau. Robert Cailliau. CERN. CERN. Cailliau had lobbied inside CERN , and at conferences like the ACM Hypertext Conference in 1991 -LRB- in San Antonio -RRB- and 1993 -LRB- in Seattle -RRB- .. CERN. CERN. After returning from the Seattle conference , he announced the new World Wide Web Conference 1 .. World Wide Web. World Wide Web. Coincidentally , the NCSA announced their Mosaic and the Web conference 23 hours later .. NCSA. National Center for Supercomputing Applications. Mosaic and the Web. Mosaic and the Web
not_related.