Two-time champion Bhakti Kulkarni and Ivana Furtado opened their campaigns on a winning note in the girls category of the National Junior U-19 Chess Championship, which commenced at Margao on Wednesday.Goan girls Kulkarni and Furtado defeated S K Tasen and Karthikeyini respectively.Shubham Sawaikar lost to G A Stanny of Karnataka in 33 moves. I. M . Nikhil Shyam defeated V. Halganvar, while, M Bharat of Goa lost to Upadayan of Orissa.