With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jorah Mormont is played by a Scottish actor of the stage.
text_B: With the application of probability sampling in the 1930s , surveys became a standard tool for empirical research in social sciences , marketing , and official statistics .. sampling. Sampling ( statistics ). empirical research. empirical research. social sciences. social sciences. marketing. marketing. The methods involved in survey data collection are any of a number of ways in which data can be collected for a statistical survey .. collected. data collection. statistical survey. Survey methodology. These are methods that are used to collect information from a sample of individuals in a systematic way .. First there was the change from traditional paper-and-pencil interviewing -LRB- PAPI -RRB- to computer-assisted interviewing -LRB- CAI -RRB- .. Now , face-to-face surveys -LRB- CAPI -RRB- , telephone surveys -LRB- CATI -RRB- , and mail surveys -LRB- CASI , CSAQ -RRB- are increasingly replaced by web surveys .
not_related.