Conversation so far:
What was Frederick Law Olmsted's involvement with central park?
Frederick Law Olmsted and Vaux entered the Central Park design competition together.
Did Frederick Law Olmstead and Calvert Vaux win the central park design competition?
Frederick Law Olmstead's and Calvert Vaux's Greensward Plan was announced in 1858 as the winning design.
What was special about Olmsted and Vaux's design for Central Park?
The design of Central Park embodies Olmsted's social consciousness and commitment to egalitarian ideals.
When was Olmsted and Vaux's Central Park design actually implemented?
On his return from the South, Frederick Law Olmsted began executing their plan almost immediately.
What else is interesting about Frederick Law Olmsted besides the Central Park design?
Frederick Law Olmsted believed that the common green space must always be equally accessible to all citizens.

Question: was this competition the start of his career in landscape architecture?
Self-contained rewrite: Was the Central Park design competition the start of Frederick Law Olmsted's career in landscape architecture?