Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.254620418584
Darker point darker score: 0.100043188963
darker: 2 (eq: False, dd: False), confidence: 0, worker: A3P8OM5PDCFZNE
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3163PFOUKXQKA
darker: 2 (eq: False, dd: False), confidence: 0, worker: A3TO9R1Z7L6PZZ (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1GY0P2ZEJ1RK7
darker: E (eq: True, dd: None), confidence: 2, worker: A2YYHNACJ8MFTU
darker: 1 (eq: False, dd: True), confidence: 2, worker: AZ9A137H25EDX
(0: guessing, 1: probably, 2: definitely)