Busy day, good track in, first pitch a little thin. Moved together for 100m+ . Next pitch steeper on right. Then key pitch WI4 on left or WI3 on right. Big belay tree on right. Moved together for 100m+/-. Belay on right. Last pitch ice and lots of sugar snow. Walked off on good track to right.
Thanks to guides Daniel and his friends for being friendly whilst teaching his students.