With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Amazon Web Services lacked database services.
text_B: Leendert -LRB- Leen -RRB- van der Waal -LRB- born September 23 , 1928 in Ridderkerk , South Holland -RRB- is a Dutch engineer and former politician .. Ridderkerk. Ridderkerk. South Holland. South Holland. Dutch. Netherlands. engineer. engineer. politician. politician. He is a member of the Reformed Political Party -LRB- SGP -RRB- and former Member of the European Parliament -LRB- MEP -RRB- .. Reformed Political Party. Reformed Political Party. Member of the European Parliament. Member of the European Parliament
not_related.