i.rows: 47

ii.columns: 5

iii.function: ngram-fingerprint, 120

iv. GREL_brand_name: if(value==null,"Unknown",value)

v.GREL_highpriced: if(toNumber(value)>90,1,0)

vi.GREL_hasoffer: if(cells.item_description.value.contains(/discount|offer|sale/),1,0)