Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.306481097261
Darker point darker score: 1.02613862472
darker: 1 (eq: False, dd: True), confidence: 2, worker: A29HLWBWFTQ7NU
darker: 1 (eq: False, dd: True), confidence: 0, worker: A2HSGLM9NG1QN7
darker: 1 (eq: False, dd: True), confidence: 2, worker: ALY6VKHUADU6F
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3TO9R1Z7L6PZZ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3P8OM5PDCFZNE
darker: E (eq: True, dd: None), confidence: 2, worker: A2VVSQ1PSXKGVE
(0: guessing, 1: probably, 2: definitely)