Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.0109461207839
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: False), confidence: 1, worker: A168LFJNV9DSTS
darker: E (eq: True, dd: None), confidence: 2, worker: A3BEGZR3FC5XQA
darker: E (eq: True, dd: None), confidence: 0, worker: AGP2P1R3N53LF
darker: 1 (eq: False, dd: False), confidence: 0, worker: A2DTELFC4X0QJQ
darker: E (eq: True, dd: None), confidence: 2, worker: A1NZVXB0S8DR04
(0: guessing, 1: probably, 2: definitely)