5197. S1: Hungary, with a population of about ten million, lies between Czechoslovakia to the north and Yugoslavia to the south. P: Here a great deal of grain is grown. Q: In recent years, however, progress has been made also in the field of industrialisation. R: Most of this country consists of an extremely fertile plain, through which the river Danube flows. S: In addition to grain, the plain produces potatoes, sugar, wine and livestock. S6: The new industries derive mainly from agricultural production. The Proper sequence should be: