This image shows the Pattern Definition window. OK, Cancel, and Apply buttons display in the upper right. The Choose Pattern section displays in the upper left. The current selection is request is a TRatingRequest. Below this is the Define Test for Pattern section. Below this are the Standard Test (selected) check box and Advanced Test check box. The Delete and Create buttons are below this. Below this is a table with the following columns: Select, Field (currently displaying a list of values), Operator, Value, and Field. OK and Cancel buttons display in the bottom right. Above the word for the first Field is the word Operand. Above the word for the second Field is Operand (Choose Value or Field).