4. It was the case of the prosecution that PW.2, stamp vendor, who was not willing to pay the bribe approached PW.6, DSP, Anti Corruption Bureau, Vijayawada and gave a report against the appellant. Basing on the said report, PW.6 registered a case in Crime No. 12/ACB-VJA/98 under Section 13(1)(d) read with 13 (2) of the Prevention of Corruption Act, 1988. Ex.P.2 is the report of PW.2. Ex.P.15 is the original FIR. Subsequently a trap was laid on 17.06.1998, during the course of which, it is said that when PW.2 approached, the appellant demanded to pay an amount of Rs.100/and when PW.2 offered to pay the same, he told him to place the said amount on his table and keep stamp pad on it. PW.2 placed the amount as directed by the appellant, thereafter came outside and gave the pre-arranged signal to the trap laying party, on that, PW.6 went in to the office and found Rs.100/- on the table of the appellant. He got conducted phenolphthalein sodium carbonate reaction test, in the course of which, he said that when the appellant rinsed his right hand fingers into the sodium carbonate solution, it turned into light pink colour. Subsequently, after completing the investigation, a charge