Complex sentence: In 1938 she entered two portraits in the Archibald Prize, her portrait of Madame Elink Schuurman was awarded the prize and she became the first woman to win the Archibald.
Split into simpler sentences: In 1938 she entered two portraits in the Archibald Prize. Her portrait of Madame Elink Schuurman was awarded the prize and she became the first woman to win the Archibald.