<s>[INST] What was agreed upon during the joint survey conducted in June, 2011 for the Char Mahishkundi (Kushtia-Nadia) area? [/INST] The boundary for the Char Mahishkundi (Kushtia-Nadia) area was agreed upon to be drawn from existing Boundary Pillar No. 153/1-S to Boundary Pillar No. 153/9-S, following the edge of River Mathabanga as jointly surveyed and agreed in June, 2011. </s>