Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.974299832531
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 2, worker: A1R2MU0C4REIEF
darker: 1 (eq: False, dd: False), confidence: 1, worker: A1XX6ZVVS2UTO7 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A22BAUES1TIZS6
darker: E (eq: True, dd: None), confidence: 2, worker: A1IOJ2LGMGISYM
darker: E (eq: True, dd: None), confidence: 2, worker: A1NX9Q0EAOPYN3
darker: E (eq: True, dd: None), confidence: 2, worker: A2VVSQ1PSXKGVE
(0: guessing, 1: probably, 2: definitely)