Context: CREATE TABLE table_29690363_3 (pole_position VARCHAR, rd VARCHAR, most_laps_led VARCHAR, fastest_lap VARCHAR)
Question: Who had the pole(s) when esteban guerrieri led the most laps round 8a and josef newgarden had the fastest lap?
Answer: SELECT pole_position FROM table_29690363_3 WHERE most_laps_led = "Esteban Guerrieri" AND fastest_lap = "Josef Newgarden" AND rd = "8A"