Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_20297668_1 (yarn_type__us_ VARCHAR, standard_yarn_weight_system VARCHAR)
### Question:
Name the yarn type for standard yarn weight system for 3 or light
### Answer:
SELECT yarn_type__us_ FROM table_20297668_1 WHERE standard_yarn_weight_system = "3 or Light"