I have a difficulty about obtaining following:

Existing situation:
column1 column2
row1 A1 PNT1
row2 A4 PNT5
row3 A2 PNT12
row4 A3 PNT8

Converted condition:

A1 A2
PNT1 PNT12
A3 A4
PNT8 PNT5
WHAT SHOULD I DO FOR THAT?