What was the sensor resolution with a minimal CPU usage for a naturalpoint trackir 3 pro?
CREATE TABLE table_name_39 (
    sensor_resolution VARCHAR,
    cpu_usage VARCHAR,
    camera VARCHAR
)
SELECT sensor_resolution FROM table_name_39 WHERE cpu_usage = "minimal" AND camera = "naturalpoint trackir 3 pro"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What was the sensor resolution with a minimal CPU usage for a naturalpoint trackir 3 pro? ### Input: CREATE TABLE table_name_39 (
    sensor_resolution VARCHAR,
    cpu_usage VARCHAR,
    camera VARCHAR
) ### Response: SELECT sensor_resolution FROM table_name_39 WHERE cpu_usage = "minimal" AND camera = "naturalpoint trackir 3 pro"