Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.00658839239598
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 2, worker: A15XHPD9NN0LU2
darker: E (eq: True, dd: None), confidence: 2, worker: A3CB0SM114NJVL
darker: 2 (eq: False, dd: False), confidence: 0, worker: A2ZMZDOTHBMUCK
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1DRFDGG2KCOI2 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1KITOCUU7GERN
darker: 2 (eq: False, dd: False), confidence: 1, worker: A2Q27LZW3VNDIP
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1NZVXB0S8DR04
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1N274L13ZKKI5
darker: E (eq: True, dd: None), confidence: 0, worker: A1DDY93NB8NESD
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1KH9UPH0D74QJ (marked invalid)
(0: guessing, 1: probably, 2: definitely)