How many times was Robert Gesink a winner?
CREATE TABLE table_3803 (
    "Stage" real,
    "Winner" text,
    "General classification" text,
    "Mountains Classification" text,
    "Points classification" text,
    "Sprints Classification" text,
    "Team Classification" text
)
SELECT COUNT("Mountains Classification") FROM table_3803 WHERE "Winner" = 'Robert Gesink'
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: How many times was Robert Gesink a winner? ### Input: CREATE TABLE table_3803 (
    "Stage" real,
    "Winner" text,
    "General classification" text,
    "Mountains Classification" text,
    "Points classification" text,
    "Sprints Classification" text,
    "Team Classification" text
) ### Response: SELECT COUNT("Mountains Classification") FROM table_3803 WHERE "Winner" = 'Robert Gesink'