Complex sentence: The 4--3--3 was a development of the 4--2--4, and was played by the Brazilian national team in the 1962 World Cup.Altough before was used by Uruguay in the 1950 and 1954 World Cups.
Split into simpler sentences: The 4--3--3 was a development of the 4--2--4, and was played by the Brazilian national team in the 1962 World Cup. Although before was used by Uruguay in the 1950 and 1954 World Cups.