They continued this through the final quarter with strong through-court defence and finished with a comfortable 17-goal win.
In the other game, Horouta Gold defeated YMP Masters 61-22.
The quarter scores illustrated how dominant Horouta Gold were — 19-3, 31-12, 46-19.
Horouta dominated from the start, scoring the first nine goals before the Masters got on the board.
YMP had a more competitive second quarter, losing that 15-minute period by only three goals, 12-9. But Horouta continued building through the game and again held YMP to just three goals in the final quarter.
On Saturday, the second lot of challenge round games will be played. Girls'
High face YMP Masters at Victoria Domain at 10.45am. Horouta Gold meet clubmates Horouta Taimana at 12.45pm.
Following Saturday's games, the final composition of all senior grades will be decided for competition proper.