Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.88381496733
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 0, worker: A11GWWAXRJQ6Y2 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3QW1C79IH4GOG
darker: E (eq: True, dd: None), confidence: 2, worker: A3DWNVEWGRQMJG
darker: E (eq: True, dd: None), confidence: 2, worker: A2XU16B4I9XQG5 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1136V0RZUR5TO
darker: E (eq: True, dd: None), confidence: 2, worker: A2VVSQ1PSXKGVE
darker: E (eq: True, dd: None), confidence: 2, worker: AFO6OUDRVZ317
(0: guessing, 1: probably, 2: definitely)