Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.20476015442
Darker point darker score: -0.0702880316517
darker: 1 (eq: False, dd: False), confidence: 0, worker: A1ITTM18PQP5X8
darker: 2 (eq: False, dd: True), confidence: 1, worker: A2D6GU31XFG5LY
darker: E (eq: True, dd: None), confidence: 2, worker: A3HIIRTGJUJZ1D
darker: 1 (eq: False, dd: False), confidence: 0, worker: A3UC4JITM1QD1M
darker: E (eq: True, dd: None), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 0, worker: A3SOJXAUQE15S3
(0: guessing, 1: probably, 2: definitely)