In ‘346’ and ‘256’ there is 6 in common, and ‘bold ‘ is common in ‘girl is bold’ and ‘shy or bold’ so “bold”=6. In ‘531’ and ‘256’ there is 5 in common, and “shy” is common ‘boy is shy’ and ‘shy or bold’ so “shy”= 5. In 256, 6=“bold” and 5 = “shy” , then 2 would mean “or”.