9202
At the time of its establishment , the GSP had consisted of only six geologist and two chemists under British scientist H.L. Crookshank , who was at that time was the most senior scientist working .
 person: H.L. Crookshank
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: H.L. Crookshank