By Tika R Pradhan in The Kathmandu Post, April 26, 2023The writer is a senior political correspondent for the Post, covering politics, parliament, judiciary and social affairs. sAfter candidates of the new Rastriya Swatantra Party (RSP) won two of the three parliamentary seats for which by-elections were held on Sunday, leaders of big parties and political observers have started speculating what lies ahead for the major parties. As of late evening on Tuesday, Janata Samajbadi…