Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.05350279309
Darker point darker score: 0.310392242774
darker: 1 (eq: False, dd: True), confidence: 2, worker: AAC5XT7UY7B2K
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2ZRJMJTE6ID97
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1MQPBGSL800TL
darker: 2 (eq: False, dd: False), confidence: 2, worker: AH7WFV2TQYEW0 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: AYDW5LJOF8GF2
darker: 2 (eq: False, dd: False), confidence: 2, worker: AYLD14EI9Q925
(0: guessing, 1: probably, 2: definitely)