The child asked him what it was for and his father said it was for him before pushing him inside and nailing it shut, it was alleged. This is the first time an intermediary has been used in an Irish court. He said he would threaten him using these. Father forced son to have sex with mother, court told Child 12 alleged his rape was video taped and shown by father to visitors to house Tue, Apr 12, , He said he believed he was raped about once a month for a three and a half year period from when he was aged six years old. The child was giving evidence via video-link and with the help of a intermediary who explained questions to him.