person A: I built a sandcastle which looked just like the Parthenon and it took me less than 20 minutes
person B: No way that sounds pretty extreme_comma_ did you really?
person A: Yes. I patted myself on the back for that for sure.
person B: Haha well that's cool_comma_ did it last long?
person A: Ah no. All it took was a couple of laps from the ocean to dissolve it. 