... In this case you have to write in your answer (in English or Russian): «impossible situation ­ ». ... The name of the moon in the solution and in the drawings should be written (or duplicated) in English. ... The answers "which moon" and "in what case" (configurations at the moment of Jupiter disappearance) have to be given in the form of drawings, and calculations should be the base for the answers. The names of the moons in the solution and in the drawings should be written in English. ...