[credentials]
MedixFund.purchasingA <-- Alice
ReliefNet.member <-- MedixFund
MedSup.cPartner <-- ReliefNet.member
MedSup.discount <-- MedSup.cPartner.purchasingA

[sensitive]
MedixFund.purchasingA

[traceable]
discount
member
purchasingA

[searches]
MedSup.cPartner
Alice
MedSup.discount