| Усы Коли мне не нравятся. | I don't like Kolya's moustache. |
| Его усы были надушены. | His moustache was perfumed. |
NB When the word усы functions as a subject and does not have a descriptive modifier, the construction усы у + Genitive is often preferred to (a) and (b), above: | |
| Усы у Коли были надушены. | Kolya's moustache was perfumed. |