With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Heikegani is a species of crab.
text_B: Yona -LRB- Jonathan -RRB- Reiss -LRB- born 1966 in New York City -RRB- is an American rabbi , noted Torah scholar , attorney , lecturer , and jurist , and the current Av Beth Din of the Chicago Rabbinical Council -LRB- CRC -RRB- .. Av Beth Din. Av Beth Din. Most recently , between 2008 and 2013 , Rabbi Reiss had been the Max and Marion Grill Dean of Rabbi Isaac Elchanan Theological Seminary -LRB- RIETS -RRB- .. RIETS. RIETS. From 1998 to 2008 , Rabbi Reiss served as Director of the Beth Din of America .. Beth Din of America. Beth Din of America
not_related.