What is the name of the sport in which the purpose is to accumulate the highest score for a "game", consists of eight or ten ends, and whose Swedish team consisted of Major Delaval Graham L'Eastrange Astley?
Delaval Astley: Major Delaval Graham L'Estrange Astley (December 7, 1868 – May 17, 1951) CB DL was a Major in the British Army. Delaval Astley:  He has been claimed to have won a medals at the 1924 Winter Olympics for both the British and Swedish Curling teams. Curling: Curling is a sport in which players slide stones on a sheet of ice towards a target area which is segmented into four concentric circles. Curling:  The purpose is to accumulate the highest score for a "game"; points are scored for the stones resting closest to the centre of the house at the conclusion of each "end", which is completed when both teams have thrown all of their stones. Curling:  A game usually consists of eight or ten ends.
Curling