Table: house_brackmann_score
Columns: grade
description
measurement
function
estimated_function

Question: What is the function percentage when the estimated function percentage is 20?
SQL: SELECT "function" FROM house_brackmann_score WHERE "estimated_function" = 20

Question: What is the measurement where the estimated function % is less than 20?
SQL: SELECT "measurement" FROM house_brackmann_score WHERE "estimated_function" < 20

Question: What is the estimated function % when the measurement is 8/8?
SQL: SELECT "estimated_function" FROM house_brackmann_score WHERE "measurement" = '8/8'