Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.98571116321
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3TO9R1Z7L6PZZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A21VLTGNNJH43I
darker: E (eq: True, dd: None), confidence: 2, worker: A1XAOEDK0Y2KBT
darker: E (eq: True, dd: None), confidence: 2, worker: AOPG07J95DDJT
darker: E (eq: True, dd: None), confidence: 2, worker: A26QZVXO4ZS0ED
darker: E (eq: True, dd: None), confidence: 2, worker: A3JLJXKUPJX3J2
(0: guessing, 1: probably, 2: definitely)