Dramatist Mamunur Rashid speaking at a prèss conference organised by different organisations including Sahebganj-Bagdafarm Bhumi Uddhar Sangram Committee in Sagor-Runi Auditorium of Dhaka Reporters Unity on Wednesday to meet its various demands including trial of killer(s) of three santals in Sahebganj-Bagdafarm area in Gaibandha.