Filter context is easily seen in PivotTables. One example is, when you insert TotalCost to your Values place, and afterwards add Year and Area for the Row or Columns, you will be defining a filter context that selects a subset of data based over a given year and location. https://financefeeds.com/polemos-launches-plms-token-on-copyright-and-copyright-advancing-web3-gaming-infrastructure/