Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.0443387941377
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 1, worker: AO1HA5KKZ51B7
darker: E (eq: True, dd: None), confidence: 1, worker: A266KTWY0HBD2F
darker: E (eq: True, dd: None), confidence: 2, worker: A3PHP9TTAVN4Y4
darker: 1 (eq: False, dd: True), confidence: 0, worker: A29LON3TC6GCJN
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3NWQ0535HAXUD
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3QJ53C8CUTJTS (marked invalid)
(0: guessing, 1: probably, 2: definitely)