Street artist Olek at work 5 Photos . Updated: 17 Apr 2015, 05:19 PM IST Livemint She installs 'You Must Believe You Have Received' at a Delhi night shelter 1/5New York-based Olek’s crochet artwork for St+Art Delhi 2015 festival arrives in strips at a Ren Basera night shelter near the Sarai Kale Khan Bus. Photographs by Pradeep Gaur/ Mint 2/5Olek’s sari doesn’t prevent her from using a basic ladder to climb up to the roof of the 40x8ft night shelter. 3/5Quite a crowd gathers as people come from their homes in nearby Sarai Kale Khan and park on the side of the road to watch. 4/5Volunteers pitch in with needle-and-thread, glue guns and staple guns to get the piece up in about 4 hours. 5/5Children come attracted by the colour, drama and artwork that shows two elephants trumpeting in the back and a butterfly in the front.