Creating Truth Table through C# code.

I want to create a Truth Table using TruthTableService in my application.

Step1 : CreateTruthTable.
This method allows me to create empty truth table. i.e Truth table without any rule input condition and result.

Step 2 : Define Rule Input Data and conditions for Input data.
What method I am supposed to use for creating Rule Input Data ?
How to add conditions for Rule Input Data.

Step 3 : Define results/output column
Which method to define output column.

Step 4 : Adding rows to truth table.
What method I have to use for adding new rule now ?