Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.91290370591
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 2, worker: A1ITTM18PQP5X8
darker: E (eq: True, dd: None), confidence: 2, worker: A1K3QJM1Q770Y (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3QW1C79IH4GOG
darker: 2 (eq: False, dd: True), confidence: 2, worker: ATPCAF2RU1G4C (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: AJSZEUBV1O00K (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3DY9JPLPQUN1O
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2Z6WC0PX1L4UG (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3O8YXPG1HGUH0
darker: E (eq: True, dd: None), confidence: 2, worker: A3QTG4DHHV2KD6
(0: guessing, 1: probably, 2: definitely)