P207 CEEFAX 207 Tue 29 May 21:35/45       Three policemen have gone on trial in Belfast accused of the murder 18 months ago of an IRA man in the Craigavon area Sgt William Montgomery, 28, Constable David Brannigan, 35, and Constable Frederick Robinson, 26, have denied the charges. The prosecution claims the police officers opened fire on a car in which the IRA man was travelling. According to the prosecution the car came to rest on a grass vjrgj and the IRA man, Eugene Roman, was killed after this. The case is continuing. News index 102/202 Newsreel 119/219