Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.367979385174
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 2, worker: A1KH9UPH0D74QJ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 0, worker: AUJPYSYU7YL5
darker: E (eq: True, dd: None), confidence: 1, worker: A234WZ4KX8IW07
darker: E (eq: True, dd: None), confidence: 2, worker: A3U65EZ76A3HCN
darker: E (eq: True, dd: None), confidence: 2, worker: A3O8YXPG1HGUH0
darker: E (eq: True, dd: None), confidence: 2, worker: A1D2E3QRL7O43T
darker: E (eq: True, dd: None), confidence: 2, worker: A1DDY93NB8NESD
darker: E (eq: True, dd: None), confidence: 2, worker: ADUVMN6NQUS3M
darker: E (eq: True, dd: None), confidence: 2, worker: A36XRHW6R8MU0C
(0: guessing, 1: probably, 2: definitely)