Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.0503818350292
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 0, worker: A36XRHW6R8MU0C
darker: E (eq: True, dd: None), confidence: 1, worker: A1SNF5XJQ0205C
darker: 1 (eq: False, dd: True), confidence: 1, worker: A168LFJNV9DSTS
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1NX9Q0EAOPYN3
darker: E (eq: True, dd: None), confidence: 2, worker: A221FSWO28B4YF
(0: guessing, 1: probably, 2: definitely)