It's Sandra about the Biennale.
3 seconds sound clip from the The Big Lebowski movie soundboard.
You can hear this line at 01:04:17 in the Blu-ray version of the movie.
Quote context
[...]
- You know, a lot of strands in the old Duder's head.
- If Uli doesn't have it, then who does?
- It's Sandra about the Biennale.
- Do you still have that doctor's number?
- No, really, it's not even bruised anymore.
- Oh, please, Jeffrey. I don't want to be responsible for any delayed aftereffects.
[...]