Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.930951679486
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 2, worker: A16B0PGF0CU0JV
darker: E (eq: True, dd: None), confidence: 0, worker: AUD2Y1IOZ0GN4 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A37JK3E3WOIGG2
darker: E (eq: True, dd: None), confidence: 2, worker: A1CEPAN1MLYHSO
darker: E (eq: True, dd: None), confidence: 2, worker: A1NM7ZPZ3NH412
darker: E (eq: True, dd: None), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3NWQ0535HAXUD
(0: guessing, 1: probably, 2: definitely)