Chat boards, Facebook groups and friends of the disgraced MP Neil Parish speculated yesterday that the pornographic material that ended his career began with an innocent search for a “Dominator” combine. Tiverton & Honiton Tory, 65, are leaving the Commons after watching porn on green benches in a “moment of madness”. He said he found it by accident while looking at a tractor, but then returned on purpose. Embarrassed MP Neil Parish leaves Commons after seeing pornography on green benches in a “moment of madness” BBC POLITIKI SOUTHWESTIKI / PA Rural communities quickly noticed that Paris, the same farmer, had been photographed with his own combine, a Claas Dominator 76. The theory was made public when Colin Slade, a Devon