For edition is 2011 europe/africa group iiib and surface where score is 6–4, 6–1 please specify all the surface
CREATE TABLE table_27877656_7 (surface VARCHAR, score VARCHAR, edition VARCHAR)
SELECT surface FROM table_27877656_7 WHERE score = "6–4, 6–1" AND edition = "2011 Europe/Africa Group IIIB"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_27877656_7 (surface VARCHAR, score VARCHAR, edition VARCHAR) Question: For edition is 2011 europe/africa group iiib and surface where score is 6–4, 6–1 please specify all the surface [/INST] SELECT surface FROM table_27877656_7 WHERE score = "6–4, 6–1" AND edition = "2011 Europe/Africa Group IIIB" </s>