A member of a Bergwacht team leads a sled laden with orange material while on skis as his colleague stands in the foreground.
A man is on on skis on the mountain.
A man can be on skis and not necessarily be on the mountain.
It does not specify if the man on his skis is on a mountain.
Just because a member of a Bergwacht team leads a sled laden with orange material while on skis as his colleague stands in the foreground does not mean he is on skis on the mountain.