Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.0615448861915
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 1, worker: A8DFFGPH3G3V5
darker: 1 (eq: False, dd: True), confidence: 0, worker: A1TQI4CP2GVKPS
darker: 1 (eq: False, dd: True), confidence: 0, worker: A1NGT2SPSU6FCB
darker: E (eq: True, dd: None), confidence: 2, worker: A1NQZHW4RY6IDR
darker: E (eq: True, dd: None), confidence: 1, worker: A277RSAE4AKWW0
(0: guessing, 1: probably, 2: definitely)