What is the total heat number of sun yang, who has a lane less than 2?
CREATE TABLE table_65469 (
    "Heat" real,
    "Lane" real,
    "Name" text,
    "Nationality" text,
    "Time" text
)
SELECT COUNT("Heat") FROM table_65469 WHERE "Name" = 'sun yang' AND "Lane" < '2'
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 the total heat number of sun yang, who has a lane less than 2? ### Input: CREATE TABLE table_65469 (
    "Heat" real,
    "Lane" real,
    "Name" text,
    "Nationality" text,
    "Time" text
) ### Response: SELECT COUNT("Heat") FROM table_65469 WHERE "Name" = 'sun yang' AND "Lane" < '2'