Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 1.23618448563
Darker point darker score: not computed since the judgement is "E"
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1DLY5ZY1C1A6V (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A2CQLD1RK8ZQ7D
darker: E (eq: True, dd: None), confidence: 2, worker: A2FNC7KTCBF9IT
darker: E (eq: True, dd: None), confidence: 2, worker: A3VQLIGEFIPKAP
darker: E (eq: True, dd: None), confidence: 1, worker: AYDW5LJOF8GF2
darker: E (eq: True, dd: None), confidence: 2, worker: A2JVJ7J2MVGW9S
darker: E (eq: True, dd: None), confidence: 2, worker: A2A42CU48PN8CX
(0: guessing, 1: probably, 2: definitely)