inputs: hypothesis: The Gulf of Aden is near the coast of Somalia. premise: A man has come forward to say he is the owner of a Thai ship that was being hijacked by pirates then sunk by the Indian navy. The incident took place in the Gulf of Aden, off the coast of the African nation of Somalia on November 18. The owner, Wicharn Sirichaiekawat, says that the boat was a fishing trawler, but the pirates had just got on board the vessel when it was fired upon.