Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.0124948282674
Darker point darker score: not computed since the judgement is "E"
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3TO9R1Z7L6PZZ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1GVN53BJRWKD2
darker: E (eq: True, dd: None), confidence: 2, worker: A9Y1HKUEOOEPM
darker: 2 (eq: False, dd: True), confidence: 2, worker: ADPVKKFJ886DJ
darker: E (eq: True, dd: None), confidence: 2, worker: A3JJAFR9BRLG0
darker: E (eq: True, dd: None), confidence: 2, worker: A3163PFOUKXQKA
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2C5N3IQEP0KWA (marked invalid)
(0: guessing, 1: probably, 2: definitely)