Complex sentence: The first result was announced on 30 June 1955: the winning projects were, in order: the Breguet Br.1001 Taon, Fiat G.91 and a third, the Mystère XXVI, three prototypes of this design were also ordered.
Split into simpler sentences: The first result was announced on 30 June 1955: the winning projects were, in order: the Breguet Br.1001 Taon and the Fiat G.91. A third was added to these two aircraft: the Mystère XXVI, and three prototypes of this design were also ordered.