Ann-Sophie Bettez scored a hat trick, and Caroline Ouellette chipped in with three assists to lead the Montreal Stars to a 5-4 win over the Calgary Inferno at the Clarkson Cup women's hockey championship Thursday.

Dominique Thibault had a goal and an assist and Cathy Chartrand also scored for Montreal (1-1). Catherine Herron made 14 saves.

Danielle Stone scored twice for Calgary (1-1), Julie Paetsch had a goal and an assist and Abygail Laking also scored. Jenna Cunningham picked up two assists. Inferno goaltender Delayne Brian stopped 21 shots in the losing effort.

Bettez scored her third of the game into an empty net at 19:35 of the third to make it 5-3, and Laking replied with a last-ditch effort for Calgary, scoring at 19:55.

After a scoreless first period, Stone scored the game's first goal at 4:59 of the second and Montreal replied with three straight, including Thibault's on the power play with 20 seconds left in the period to jump into a 3-1 lead.

Paetsch cut the Stars lead to one goal, finding the back of the net at 9:12 of the third, and Bettez replied with her second of the night, on the power play less than five minutes later.

Stone scored her second to again pull the Inferno to within a goal at 14:01 of the third.

Earlier, Hilary Knight scored twice to lead the Boston Blades to a 4-2 win over the Toronto Furies.

Knight, who played for the U.S. at the Sochi Olympics, also added an assist while Jillian Dempsey had a goal and an assist. Jessica Koizumi scored the other goal as the Blades improved to 2-0.

Natalie Spooner and Carolyne Prevost scored for the Furies (1-1).

Genevieve Lacasse made 19 saves for the win while Toronto's Christina Kessler stopped 42 shots.

The top two teams after the round robin will play in Saturday's final. Boston is the defending champion.