I think the Dutch are waiting for Ghekiere to be done before they will contribute to chasing effectively. No interest in helping Kopecky even if it means yet another self-sabotage episode.
We saw how tired Chabbey became after a 50 km solo in Tour de Suisse, so it will be difficult for her to hold on. However the difference from that day is that Reusser is her teammate here.
Australia can't continue with having Grace Brown as their sole leader in major championships. That's three consecutive occasions she has been a major fail.