Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.422443748843
Darker point darker score: -0.159891139924
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2FQSVTAOL5GUC
darker: 1 (eq: False, dd: False), confidence: 2, worker: AGY2PTZLZFT2L
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1NZVXB0S8DR04
darker: E (eq: True, dd: None), confidence: 1, worker: A1Y5DMCQYLVL74
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1D2E3QRL7O43T
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1DDY93NB8NESD
darker: 1 (eq: False, dd: False), confidence: 2, worker: A36XRHW6R8MU0C
darker: 1 (eq: False, dd: False), confidence: 2, worker: ADUVMN6NQUS3M
darker: E (eq: True, dd: None), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
(0: guessing, 1: probably, 2: definitely)