Gargi Parsai Trinamool Congress chief Mamata Banerjee with Samajwadi Party leaders Amar Singh, Jayaprada and others coming out after submitting a memorandum to President Pratibha Patil on the Singur issue, in New Delhi on Tuesday. NEW DELHI: Samajwadi Party general secretary Amar Singh, along with Trinamool Congress president Mamata Banerjee, on Tuesday met President Pratibha Patil and Prime Minister Manmohan Singh to apprise them of the situation at Singur in West Bengal. They demanded that the State government be asked to honour an agreement to return land to farmers who had not accepted compensation for their plots acquired for Tatas