During the test at the LOCATION@1 during September , GP2 Series drivers PERSON@1 , PERSON@2 , Jr. , and PERSON@3 performed test duties for ORGANIZATION@1 , ORGANIZATION@2 and LOCATION@2 NUMBER@1 , respectively .

During the test at the LOCATION@1 during September , GP2 Series drivers PERSON@1 , PERSON@4 , and PERSON@3 performed test duties for ORGANIZATION@1 , ORGANIZATION@2 and LOCATION@2 NUMBER@1 , respectively .
