72242
The same year Victor Hess 's discovery of cosmic rays , highly energetic charged particles that rain onto the Earth from space , led others to speculate whether they also pervaded interstellar space .
 person: Victor Hess
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: Victor Hess 
Answer:
 person: Victor Hess