At the end, it boiled down to the final hole. But Kim was up to the task as she hit the putt of her life, a birdie indeed to win by one-stroke over Charley Hull. An astonishing day unfolded at the fourth round of Group Tour Championship, where at stake was the $ 1.5 million, the richest prize ever in the women’s golf history. Sei Young Kim, who lead for all three days topped the final round with 18-under par 270 – one stroke better than Charley Hull of England.