engineer neslihan karatas spontaneously joins the march.he can hardly believe the opposition lost. ms. karatas: i'm 28 years old. i've never done anything more sensible for democracy and freedom as i have in the past three months. i've hit the streets with friends. we've been informing people and campaigning for a "no." and we got so much encouragement. we're not going to accept this result. we're certain we won at least 55% of the votes. reporter: before the referendum, karatas had been thinking about leaving the country, as had many other young turks. but she felt encouraged by the support shown for the opposition. now, she and her friends plan to keep demonstrating until they force a recount of the vote, hoping to repeat their success when they helped to save gezi park from the government's plans for demolition. i.t. specialist sibel yilmazer likes to come to gezi park on her lunch break. she also seriously doubts that a majority of the population voted for the amendment to turkey's constitution. she had even volunteered to be an electio