Complex sentence: The Dauphine was born during a conversation with Lefaucheux and engineer Picardy Fernand, when the two agreed that while the 4CV was appropriate in its postwar context, French consumers would soon need a car appropriate for their increasing standard of living.
Split into simpler sentences: The Dauphine was born during a conversation with Lefaucheux and engineer Picardy Fernand. The two agreed the 4CV was appropriate in its postwar context, but French consumers would soon need a car appropriate for their increasing standard of living.