sentences:  The last convoy of evacuees leaving Singapore included SS "Sing Kheng Seng" of the Straits Shipping Company, carrying 45 crewmen from "Empress of Asia" along with an unknown number of others.Leonard H. Johnston was chief mate of "Empress of Asia" when she went down.He took charge of 40 other young survivors and led his crew-mates safely to Fremantle, Australia.