Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.895076751997
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3LMBJQC7MT34
darker: 2 (eq: False, dd: False), confidence: 2, worker: AUD2Y1IOZ0GN4 (marked invalid)
darker: E (eq: True, dd: None), confidence: 0, worker: ABHKIR4MLWULZ
darker: E (eq: True, dd: None), confidence: 1, worker: A38BNV13AV0S8Y
darker: E (eq: True, dd: None), confidence: 0, worker: A60085NFAM25W
darker: E (eq: True, dd: None), confidence: 2, worker: A235ULDV4XUVDM
(0: guessing, 1: probably, 2: definitely)