| Left | Right | |
|---|---|---|
| 1 | ["Customer A","Retail B"] | ["Customer A","Retail B"] |
| 2 | ["Customer B","Retail A"] | |
| 3 | ["Customer C","Retail B"] | ["Customer C","Retail B"] |
| 4 | ["Customer D","Key Account"] | ["Customer D","Key Account"] |
| 5 | ["Customer E","Retail A"] | ["Customer E","Retail A"] |
| 6 | ["Customer F","Key Account"] | |
| 7 | ["Customer G","Key Account"] | ["Customer G","Key Account"] |