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Some of the most famous forms of idealism include transcendental idealism ( developed by Immanuel Kant ) , subjective idealism ( developed by George Berkeley ) , and absolute idealism ( developed by Georg Wilhelm Friedrich Hegel and Friedrich Schelling ) .
 person: Immanuel Kant; person: George Berkeley; person: Georg Wilhelm Friedrich Hegel; person: Friedrich Schelling
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: Immanuel Kant, George Berkeley, Georg Wilhelm Friedrich Hegel, Friedrich Schelling 
Answer:
 person: Immanuel Kant; person: George Berkeley; person: Georg Wilhelm Friedrich Hegel; person: Friedrich Schelling