Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.250023152901
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 0, worker: A14BFNH96MJQH
darker: E (eq: True, dd: None), confidence: 2, worker: A3QW1C79IH4GOG
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3QJ53C8CUTJTS (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3RLTUXIM8TU3K (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3DY9JPLPQUN1O
darker: E (eq: True, dd: None), confidence: 2, worker: ANE1T9B3JJAS5
darker: E (eq: True, dd: None), confidence: 2, worker: A1DDY93NB8NESD
(0: guessing, 1: probably, 2: definitely)