3853
The essence of the story is the journey of a mechanical genius from his self-imposed exile from the rest of humanity to a more normal life , conquering the disease myasthenia gravis as well as his own contempt for humans in general .
 disease: myasthenia gravis
Please list all entity words in the text that fit the category.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} 
Answer:
 disease: myasthenia gravis