Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.87984540328
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 1, worker: A2DTELFC4X0QJQ
darker: E (eq: True, dd: None), confidence: 2, worker: A1BV7EFMID3RDO
darker: E (eq: True, dd: None), confidence: 2, worker: A1NQZHW4RY6IDR
darker: E (eq: True, dd: None), confidence: 2, worker: A10QRO2MWG7AZ7 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3VO5CW9ZY22MZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: ALLP45O3BDWYM
darker: E (eq: True, dd: None), confidence: 2, worker: A11KMASRERFP0V
(0: guessing, 1: probably, 2: definitely)