Which of the following is referred as X in the above passage?

strong >Passage on Raisana Dialogue (for next 3 Qs)   The 7th Edition of the “X” will be inaugurated on 25 April. The Dialogue will be held in an in-person format over three days, 25-27 April 2022. It is India’s flagship conference on geopolitics and geoeconomics, held annually since 2016. It is organized by the Ministry of External Affairs in collaboration with the Observer Research Foundation (ORF). Last year, the Dialogue was held in a virtual format due to exceptional circumstances necessitated by the Covid-19 pandemic. This year, the Dialogue is being held in an ‘in-person’ format. The organizers have taken all necessary measures to adhere to Covid-19 health protocols to ensure safe conduct of the Dialogue. The theme for the 2022 Edition is "Terra Nova: Impassioned, Impatient, and Imperilled”. The 2022 Edition will have over 100 sessions with over 210 speakers from more than 90 countries and multilateral organisations. A large audience is also likely to join the Dialogue across various social media platforms. In the past seven years, it has grown in stature and profile to emerge as a leading global conference on international affairs. It attracts prominent thought leaders from the global strategic and policy-making community to discuss key geopolitical developments and strategic issues facing the world.