Approach from the left part of the platform (often just below the water level) to the edge and along it into the niche under the overhang (belay). From there diagonally left along the small ledge. From the end of the small ledge a few steps upwards under the overhanging notch and up it to the summit.
Rules
OVK: During technical ascents of free-climbed routes, only removable protection may be used; the use of pitons, bolts, spits, etc. installed with a hammer is prohibited.