contribution period

4 triples
GPTKB property

Random triples
Subject Object
gptkb:Canada_Pension_Plan working years
gptkb:Canadian_Pension_Plan minimum of 3 years
gptkb:The_Atal_Pension_Yojana 20 years
gptkb:PM_Kisan_Maan_Dhan_Yojana minimum 20 years