What was the playoff result where the league did not qualify in the Open Cup in 1998?
CREATE TABLE table_26520 (
    "Year" real,
    "Division" real,
    "League" text,
    "Regular Season" text,
    "Playoffs" text,
    "Open Cup" text
)
SELECT "Playoffs" FROM table_26520 WHERE "Open Cup" = 'Did not qualify' AND "Year" = '1998'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What was the playoff result where the league did not qualify in the Open Cup in 1998? ### Input: CREATE TABLE table_26520 (
    "Year" real,
    "Division" real,
    "League" text,
    "Regular Season" text,
    "Playoffs" text,
    "Open Cup" text
) ### Response: SELECT "Playoffs" FROM table_26520 WHERE "Open Cup" = 'Did not qualify' AND "Year" = '1998'