sentence: for example , when the sahibi ( a ship constructed by herself ) , was going to set sail for its first journey ( on 29 october 1643 ) , she ordered that the ship make its voyage to mecca and medina and '' ... that every year fifty koni ( one koni was 4 muns or 151 pound ) of rice should be sent by the ship for distribution among the destitute and needy of mecca .