SELECT "Race" FROM table_43004 WHERE "Jockey" = 'd. nikolic'
Which Race that Jockey of d. nikolic is in?
CREATE TABLE table_43004 (
    "Result" text,
    "Date" text,
    "Race" text,
    "Venue" text,
    "Group" text,
    "Distance" text,
    "Weight (kg)" real,
    "Time" text,
    "Jockey" text,
    "Winner/2nd" text
)