Irish International Grand Prix
Winners of the Irish International Grand Prix Races

Year
Circuit
Race
Driver
Constructor
1929
Phoenix Park
Saorstát Cup
Boris Ivanowski
Alfa Romeo 6C
1929
Phoenix Park
Éireann Cup
Boris Ivanowski
Alfa Romeo 6C
1929
Phoenix Park
Irish Grand Prix
Boris Ivanowski
Alfa Romeo 6C
1930
Phoenix Park
Saorstát Cup
Victor Gillow
Riley 9 Brooklands
1930
Phoenix Park
Éireann Cup
Rudolf Caracciola
Mercedes SSK
1930
Phoenix Park
Irish Grand Prix
Rudolf Caracciola
Mercedes SSK
1931
Phoenix Park
Saorstát Cup
Norman Black
MG Midget
1931
Phoenix Park
Éireann Cup
Henry Birkin
Alfa Romeo 8C
1931
Phoenix Park
Irish Grand Prix
Norman Black
MG Midget

Question: In 1929, what race did Boris Ivanowski compete in and who was the constructor?
Answer: The first year of the Irish International Grand Prix event was 1929, when Boris Ivanowski raced and won both the Saorstát Cup and Éireann Cup races. He drove an Alfa Romeo to claim the inaugural Irish Grand Prix.