Given the question: Information: - The Guild of Specialists trilogy is a series of novels by British children's author Joshua Mowll, published by Walker Books. The series follows the lives of Rebecca and Douglas MacKenzie in their quest to find their parents after they had gone missing on an expedition to the Sinkiang desert in China. They meet up with their uncle, now guardian, Captain Fitzroy MacKenzie and he welcomes them onto his boat, the "Expedient". They stumble upon the Guild of Specialists, a secret society of which their uncle is a part, as they embark upon their journey. Slowly, they begin to uncover the secrets of the Guild and begin to wonder what their parents had been looking for in the Sinkiang desert. The final book was published on May 12, 2009. - Operation Typhoon Shore is the second novel in The Guild of Specialists trilogy following Operation Red Jericho by Joshua Mowll . - China, officially the People's Republic of China (PRC), is a unitary sovereign state in East Asia. With a population of over 1.381billion, it is the world's most populous country. The state is governed by the Communist Party of China, and its capital is Beijing. It exercises jurisdiction over 22 provinces, five autonomous regions, four direct-controlled municipalities (Beijing, Tianjin, Shanghai, and Chongqing), and two mostly self-governing special administrative regions (Hong Kong and Macau), and claims sovereignty over Taiwan. The country's major urban areas include Shanghai, Guangzhou, Beijing, Chongqing, Shenzhen, Tianjin and Hong Kong. China is a great power and a major regional power within Asia, and has been characterized as a potential superpower. - Walker Books is an independent British publisher of children's books, founded in 1978 by Sebastian Walker, Amelia Edwards, and Wendy Boase. The company published 18 books in 1980 and now publishes 300 books per year. - Operation Red Jericho (September 5, 2005) is the first novel in The Guild of Specialists trilogy by Joshua Mowll. What is the relationship between 'operation typhoon shore' and 'walker books'?
The answer is:
publisher