 Complete the following phrase:  Morenos success alerted the attention of no lesser person than Colin Chapman, the successful owner and founder of Formula Ones Team Lotus. Roberto only returned to Europe in 1981, because Chapman had given him a F1 testing contract with enough money to continue racing. With these funds, he raced Formula Three, but money was tight. Despite that, paired with Barron Racing, he managed to win two races, however he was more successful across the Atlantic the following season, racing in the CASC North American Formula Atlantic Championship, defeating Al Unser, Jr. in a supporting race at the 