Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.879732144542
Darker point darker score: -0.879732309595
darker: 2 (eq: False, dd: False), confidence: 2, worker: A92IZM4P9SJ2S
darker: 2 (eq: False, dd: False), confidence: 2, worker: A32M5FDKCPHMA
darker: 1 (eq: False, dd: True), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3UZV2WVMQO4Q9 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A10QRO2MWG7AZ7
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1JEDFDBWHLA1F
darker: 1 (eq: False, dd: True), confidence: 2, worker: A18WZ06GBK6FGZ (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: AEHEZAYCPWF0E
(0: guessing, 1: probably, 2: definitely)