user: Question: who is the of the shield winnerin which the mls cup runner-up and mls cup winner is Real Salt Lake?
Columns: ['Season', 'MLS Cup Winner', 'MLS Cup Runner-Up', 'MLS Supporters Shield Winner', 'MLS Supporters Shield Runner-Up']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1996.0, 'D.C. United', 'Los Angeles Galaxy', 'Tampa Bay Mutiny', 'Los Angeles Galaxy']
SQL:

assistant: SELECT "MLS Cup Runner-Up" FROM "Table" WHERE "MLS Cup Winner" = 'Real Salt Lake';