Kathmandu, 30 April:The  two major Madhesh-centric parties—Federal Socialist Forum-Nepal and Rastriya Janata Party Nepal—have warned of withdrawing support extended to the government if the government fails to address their legitimate demands of constitution amendment , reports Rajdhani daily. To seek the support from these parties, the ruling coalition involving CPN-UML and CPN-Maoist Centre had assured the parties of meeting their demands whereas they had also extended support to the Madheshi alliance-led government in Province 2, the news states, adding no discussion, however, has taken place so far. People's News Monitoring Service