Who was the womens doubles when the mixed doubles is jacco arends selena piek?
CREATE TABLE table_12171145_1 (womens_doubles VARCHAR, mixed_doubles VARCHAR)
SELECT womens_doubles FROM table_12171145_1 WHERE mixed_doubles = "Jacco Arends Selena Piek"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_12171145_1 (womens_doubles VARCHAR, mixed_doubles VARCHAR) Question: Who was the womens doubles when the mixed doubles is jacco arends selena piek? [/INST] SELECT womens_doubles FROM table_12171145_1 WHERE mixed_doubles = "Jacco Arends Selena Piek" </s>