Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 1.16647061345
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 2, worker: A3QLMSLL4AYTDT
darker: E (eq: True, dd: None), confidence: 1, worker: A3GGE6TW2JXBEA (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A2LT5VXO2LS0UL
darker: E (eq: True, dd: None), confidence: 2, worker: AI90ZNJJ543AP (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A2Q1A5H715C3EK
darker: E (eq: True, dd: None), confidence: 2, worker: A2HSGLM9NG1QN7
darker: E (eq: True, dd: None), confidence: 2, worker: A1OPUMTQBJ9A09
(0: guessing, 1: probably, 2: definitely)