Complex sentence: In 1956 Lehen won first place in the Czechoslovak national competition for realist productions and a year later won second place in a graphics art competition, and near the conclusion of the fifties his works toured Belgium, China and the Soviet Union.
Split into simpler sentences: In 1956 Lehen won first place in the Czechoslovak national competition for realist productions and a year later won second place in a graphics art competition,. Near the conclusion of the fifties his works toured Belgium, China and the Soviet Union.