Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.135956867665
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 1, worker: A14V0QYZOJJATJ
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1I4YHF7RG58DV
darker: E (eq: True, dd: None), confidence: 2, worker: A1W02OZN6J9J0H
darker: E (eq: True, dd: None), confidence: 2, worker: A22BAUES1TIZS6
darker: E (eq: True, dd: None), confidence: 2, worker: A7PVOM63I6UH5 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A7S0IDTDA59QN
(0: guessing, 1: probably, 2: definitely)