Overview: The remaining semi-finalists must pull out all the stops when they are tasked with the daunting challenge of cooking a three-course fish lunch to celebrate 100 years of women's right to vote. John Torode oversees the kitchen as the amateurs face a high-pressured lunchtime service. The VIP diners include: Dr Helen Pankhurst, great-granddaughter of Emmeline Pankhurst - leader of the suffragette movement; Baroness Hale, president of the Supreme Court; former BBC chief news correspondent Kate Adie; broadcaster Dame Jenni Murray; space scientist Dr Maggie Aderin-Pocock; journalist Kirsty Wark; and leading female chefs and restaurateurs who are at the forefront of dining trends and have paved the way for culinary excellence.