Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.271948662987
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 2, worker: A3B0M28EYT4K6
darker: E (eq: True, dd: None), confidence: 1, worker: AE6N096CSI5HT
darker: 1 (eq: False, dd: True), confidence: 2, worker: ALY6VKHUADU6F
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1P2EVJXWYR94M (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A5R9TAN5DI19I (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3PHP9TTAVN4Y4
darker: E (eq: True, dd: None), confidence: 2, worker: A3RZMD0GPKZBJ5
darker: E (eq: True, dd: None), confidence: 2, worker: A7S0IDTDA59QN
darker: E (eq: True, dd: None), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
(0: guessing, 1: probably, 2: definitely)