What is 1987, when 1986 is '1R'?
CREATE TABLE table_43502 (
    "Tournament" text,
    "1978" text,
    "1979" text,
    "1980" text,
    "1982" text,
    "1983" text,
    "1984" text,
    "1985" text,
    "1986" text,
    "1987" text,
    "1988" text,
    "1989" text,
    "1990" text,
    "1991" text,
    "1992" text,
    "Career SR" text
)
SELECT "1987" FROM table_43502 WHERE "1986" = '1r'
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 is 1987, when 1986 is '1R'? ### Input: CREATE TABLE table_43502 (
    "Tournament" text,
    "1978" text,
    "1979" text,
    "1980" text,
    "1982" text,
    "1983" text,
    "1984" text,
    "1985" text,
    "1986" text,
    "1987" text,
    "1988" text,
    "1989" text,
    "1990" text,
    "1991" text,
    "1992" text,
    "Career SR" text
) ### Response: SELECT "1987" FROM table_43502 WHERE "1986" = '1r'