Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.02488072326
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3760PCQD2MPIO
darker: 1 (eq: False, dd: True), confidence: 2, worker: AATGZLS7MZZT1
darker: 2 (eq: False, dd: False), confidence: 2, worker: A23I4MBIU3LUQ4
darker: E (eq: True, dd: None), confidence: 2, worker: A10QRO2MWG7AZ7
darker: E (eq: True, dd: None), confidence: 2, worker: A3NBD6P0INJB4G
(0: guessing, 1: probably, 2: definitely)