50913
In May 1952 , Raymond Gosling a graduate student working under the supervision of Rosalind Franklin took an X-ray diffraction image , labeled as " Photo 51 " , at high hydration levels of DNA .
 person: Raymond Gosling; person: Rosalind Franklin
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: Raymond Gosling, Rosalind Franklin 
Answer:
 person: Raymond Gosling; person: Rosalind Franklin