SELECT MIN("Gold") FROM table_65648 WHERE "Bronze" = '0' AND "Rank" = '19' AND "Silver" < '1'
What is the fewest gold medals when there is 0 bronze medals, and the rank is 19, and silver medals are less than 1?
CREATE TABLE table_65648 (
    "Rank" text,
    "Nation" text,
    "Gold" real,
    "Silver" real,
    "Bronze" real,
    "Total" real
)