i have read an article about this question!
4 `: c. v7 F0 ]! _ CA man send a carton of eggs and a hen to his own living place,& t' H& G7 p/ v- [) c+ U7 b
and he realised that the eggs arrived before the hen do!
$ [9 G! A) u! g6 l$ |Then he claims that eggs come before hen |