Name the standard yarn weight system for 9 wpi
CREATE TABLE table_20297668_1 (standard_yarn_weight_system VARCHAR, wraps_per_inch__wpi_ VARCHAR)
SELECT standard_yarn_weight_system FROM table_20297668_1 WHERE wraps_per_inch__wpi_ = "9 wpi"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_20297668_1 (standard_yarn_weight_system VARCHAR, wraps_per_inch__wpi_ VARCHAR) Question: Name the standard yarn weight system for 9 wpi [/INST] SELECT standard_yarn_weight_system FROM table_20297668_1 WHERE wraps_per_inch__wpi_ = "9 wpi" </s>