7706
Whereas early missions sent their data uncoded , starting in 1968 , digital error correction was implemented in the form of ( sub-optimally decoded ) convolutional codes and Reed–Muller codes .
 person: Reed–Muller
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Reed–Muller 
Answer:
 person: Reed–Muller