First, state the rules of speaking:
From left to right, there are one column, two columns, and three columns.
From top to bottom, there are one row, two rows, and three rows.
One row to the left means selecting the first row and moving it one space to the left.
Two under the second column means selecting the second column and moving it down two spaces.
Next, let us analyze each opening situation
There are nine situations in total. The solution is not the only one. You can also explore by yourself. Please carefully follow the steps step by step.