user: ### NOW ANSWER:
Question: How did the team place when they Did not qualify for the Concaf Champions Cup but made it to Round of 16 in the U.S. Open Cup?
Columns: ['Season', 'MLS Reg. Season', 'MLS Cup Playoffs', 'U.S. Open Cup', 'CONCACAF Champions Cup / Champions League']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1997.0, '1st, West (14-11)', 'Lost Conference Semifinals [Colorado Rapids 0-2)', 'Round of 16', 'Did not qualify']
SQL:

assistant: SELECT "MLS Cup Playoffs" FROM "Table" WHERE "CONCACAF Champions Cup / Champions League" = 'Did not qualify' AND "U.S. Open Cup" = 'Round of 16';