You don't realise how much motion blur there is in individual frames of a movie until you have to pick through them looking for the rare frame where a rapidly moving character pauses briefly for just a split second so you can actually make out the features. This scene was particularly difficult, since Sebulba moves so fast throughout much of it.
Transcript
GM: The mean-looking alien comes across to pick a fight.
Qui-Gon: Does he have a blaster?
GM: No.
Qui-Gon: Aww.
GM: He grabs Jar Jar by the throat.
Jar Jar: Hey!
Qui-Gon: I don't need Detect Evil on this guy! I draw my—
GM: Suddenly... um... that kid from the store—
Jar Jar: Anakin!
GM: Yeah, Anakin. Fortunately, he appears before you reveal yourself to be a Jedi.
Anakin: Chess ko, Sebulba... Coo wolpa tooney rana.
Sebulba: Tooney rana nu pratta dunko, shag.
Anakin: Oh da Hutt... cha porko ootman geesa... me teesa rodda co pana pee choppa chawa.
GM: Anakin seems to have defused the situation.
Qui-Gon: Hey, handmaiden, you didn't tell me the kid had mob connections!