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These ideas also spilled over into domestic kitchen architecture because of a growing trend that called for a professionalization of household work , started in the mid-19 th century by Catharine Beecher and amplified by Christine Frederick 's publications in the 1910 s .
 person: Catharine Beecher; person: Christine Frederick
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Catharine Beecher, Christine Frederick 
Answer:
 person: Catharine Beecher; person: Christine Frederick