With MD was assigned to study the GT exhaust temperature drop bfore supply to HRSG inlet, GT stack damper sealing air supply was a pointing to do for reduced which it right now ABPR1&2 have GT exhaust temperature drop between GT and HRSG inlet or across at this point around 10 deg. C. We would like to have more details which we discussion with some supply for overall details that it already give to EPC or owner at the first of negotiate step, can you find out for ABPR3&4 proposal from Siemens to TPSC around this