Studierende stehen vor dem LC und blicken lächelnd einer Kollegin mit einer Mappe in der Hand nach.

Exercise No. 44: Cargo Ship

Partial Solution 1

a) One Ship (Ship-#) has one Crew (Perso-#). A Crew is uniquely assigned to one Ship. One Captain (License-#) is responsible for one Ship. One Ship can only be commanded by one Captain.