Complex sentence: Phil Scraton went to the House of Lords's reading room in Parliament in London, and there was shown the police report papers, stacked untidily on a table in cardboard boxes in a thoroughly disordered and shuffled condition, some as photocopies.
Split into simpler sentences: Phil Scraton went to the House of Lords's reading room in Parliament in London, and there was shown the police report papers, stacked untidily on a table in cardboard boxes. Inside the boxes the police reports were in a thoroughly disordered and shuffled condition, some as photocopies.