Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.962875590169
Darker point darker score: 0.0147165094736
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3VO5CW9ZY22MZ
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3QW1C79IH4GOG
darker: 1 (eq: False, dd: False), confidence: 0, worker: A1DRFDGG2KCOI2 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3R5MEKMYYM2JX
darker: 1 (eq: False, dd: False), confidence: 1, worker: A26N0ZAW34UJUV
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1QK90OHMNVT6N
darker: E (eq: True, dd: None), confidence: 1, worker: A3TO9R1Z7L6PZZ (marked invalid)
(0: guessing, 1: probably, 2: definitely)