
The points I picked up on was to try to sit a touch more upright to allow the 11 o'clock catch, avoid knees going over ankles and to remember to extend the arms before bending the knees on the return.
Either way, I think her form is better than mine was at that stage. She was pulled at r20 at about 2:18/500m on the video, for reference.
https://youtu.be/aZ7-Wu8jbWI