Who's leading in the general classification in stage 1a?
CREATE TABLE table_12261714_2 (
    general_classification VARCHAR,
    stage VARCHAR
)
SELECT general_classification FROM table_12261714_2 WHERE stage = "1a"
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: Who's leading in the general classification in stage 1a? ### Input: CREATE TABLE table_12261714_2 (
    general_classification VARCHAR,
    stage VARCHAR
) ### Response: SELECT general_classification FROM table_12261714_2 WHERE stage = "1a"