Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.992465899596
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 2, worker: AT9VZ94CAWNG
darker: E (eq: True, dd: None), confidence: 2, worker: A1KH9UPH0D74QJ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: AVUB4GDC2GE48 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1LAC2M11NC968
darker: E (eq: True, dd: None), confidence: 2, worker: A1FUQIDCR4U4QQ
darker: E (eq: True, dd: None), confidence: 2, worker: A2OJMQGSQBEKEQ
darker: E (eq: True, dd: None), confidence: 2, worker: AW0K78T4I2T72
(0: guessing, 1: probably, 2: definitely)