Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 1.01883088118
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 2, worker: A2BAHM8BSHLXG2
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1JF9ZNXWK5QZU (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A2631BM7J7H37K
darker: E (eq: True, dd: None), confidence: 2, worker: A2LT5VXO2LS0UL
darker: E (eq: True, dd: None), confidence: 2, worker: A3UC4JITM1QD1M
darker: E (eq: True, dd: None), confidence: 2, worker: A2Q1A5H715C3EK
(0: guessing, 1: probably, 2: definitely)