Which Senator has a Party of republican, a Home Town of houston, and a District of 7?
CREATE TABLE table_50940 (
    "Senator" text,
    "Party" text,
    "District" real,
    "Home Town" text,
    "Took Office" real
)
SELECT "Senator" FROM table_50940 WHERE "Party" = 'republican' AND "Home Town" = 'houston' AND "District" = '7'
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: Which Senator has a Party of republican, a Home Town of houston, and a District of 7? ### Input: CREATE TABLE table_50940 (
    "Senator" text,
    "Party" text,
    "District" real,
    "Home Town" text,
    "Took Office" real
) ### Response: SELECT "Senator" FROM table_50940 WHERE "Party" = 'republican' AND "Home Town" = 'houston' AND "District" = '7'