long term capital gain

rupali (student) (58 Points)

05 June 2019  
i bought a PLOT in 10-9-15 and notary was made for 2,50,000 and actual transaction was done for Rs 14,00,000.Now i want to sold it for rs 20,00,000(DLC rate 7,50,000).
and also intends to purchase a PLOT in near future.
so can i claim exemption for this transaction from capital gain.