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A " photoelectrolytic cell " ( photoelectrochemical cell ) , on the other hand , refers either to a type of photovoltaic cell ( like that developed by Edmond Becquerel and modern dye-sensitized solar cells ) , or to a device that splits water directly into hydrogen and oxygen using only solar illumination .
 person: Edmond Becquerel
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: Edmond Becquerel 
Answer:
 person: Edmond Becquerel