Population is related to Measure. Measure is related to Gather. Gather is a synonym of Increase. Increase is a type of Amount. 
Field is related to Cotton. Cotton is related to Weave. Weave is a synonym of Wander. Wander is a synonym of Drift. 
Population <--RelatedTo--> Measure <--RelatedTo--> Gather <--Synonym--> Increase --IsA--> Amount 
Field <--RelatedTo--> Cotton <--RelatedTo--> Weave <--Synonym--> Wander <--Synonym--> Drift 