How To Complete A "Create Taxable Transactions In Spreadsheet" In Fusion General Ledger?

Goal:

How To Complete A "Create Taxable Transactions In Spreadsheet" In Fusion General Ledger?

Need clarification on the following:Don’t understand the following – please clarify:

   Column E – What number is the system expecting? Is this a journal number provided by us as looks like its mandatory?

   Column R & Column S – Are both of these fields to be completed or is this an either/or situation?

   Column P & Column T – In the amount column P – Should we post including VAT? With the applicable VAT code for Fusion to calculate the VAT as per column T or is Fusion expecting a NET of VAT amount in Column P and it will calculate Tax on top of at the applicably specified VAT rate as per Column T?