question: What did the younger founder of The `` Shell '' Transport and Trading company discover while collecting seashell specimens in the Caspian Sea area ?
answer: there was potential in exporting lamp oil from the region
turker_answer: The younger founder of the `` Shell '' Transport and Trading company discovered there was potential in exporting lamp oil from the region while collecting seashell specimens in the Caspian Sea .
rule-based: The younger founder of The `` Shell '' Transport and Trading company discovered there was potential in exporting lamp oil from the region while collecting seashell specimens in the Caspian Sea area .