How many rounds were there in Karlskoga Motorstadion with Roger Eriksson at the pole position?
CREATE TABLE table_20079931_4 (round VARCHAR, circuit_location VARCHAR, pole_position VARCHAR)
SELECT COUNT(round) FROM table_20079931_4 WHERE circuit_location = "Karlskoga Motorstadion" AND pole_position = "Roger Eriksson"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_20079931_4 (round VARCHAR, circuit_location VARCHAR, pole_position VARCHAR) Question: How many rounds were there in Karlskoga Motorstadion with Roger Eriksson at the pole position? [/INST] SELECT COUNT(round) FROM table_20079931_4 WHERE circuit_location = "Karlskoga Motorstadion" AND pole_position = "Roger Eriksson" </s>