| left_col,right_col,sample_type | |
| Month,Date,P | |
| Month,Net Cash Flow,P | |
| Month,Month Order,P | |
| Month,Month 2,P | |
| Order ID,Category,N | |
| Order ID,Sub-Category,N | |
| Ship Date,Month,N | |
| Ship Date,Month End Characters,N | |
| Ship Date,Month No.,N | |
| Ship Date,Net Cash Flow,N | |
| Ship Date,Month Order,N | |
| Postal Code,City,N | |
| Product ID,Order ID,N | |
| Product ID,Product Name,N | |
| Product ID,Month End Characters,N | |
| Product Name,Row ID,N | |
| Product Name,Product ID,N | |