Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.277847521758
Darker point darker score: not computed since the judgement is "E"
darker: 2 (eq: False, dd: True), confidence: 0, worker: A29LON3TC6GCJN
darker: 2 (eq: False, dd: True), confidence: 1, worker: AX720MTAR52TX
darker: E (eq: True, dd: None), confidence: 0, worker: A1SRPH3BGCHUOA
darker: E (eq: True, dd: None), confidence: 2, worker: A14V0QYZOJJATJ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1TIL0S71V1JA0
darker: E (eq: True, dd: None), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A22BAUES1TIZS6
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1ABA3S1BGNCWW
(0: guessing, 1: probably, 2: definitely)