after the Evaluate indicated queries button in the Choose
Queries Pane has been clicked. 
The Query Responses Pane
for Queries
The Query Response pane at the right of the The PAL Queries Tab
displays the list of frames that satisfy a selected query. Queries which have
queries that satisfy them are displayed with a set of plus signs
after the Evaluate indicated queries button in the Choose
Queries Pane has been clicked.
Clicking on different query will show the the frames that satisfy that query.
You can view the form for a frame by selecting the frame and then clicking
the View 
button.
If the Warn about indicated queries button is pressed in the Choose Queries Pane, the Query Response pane is replaced by the Query Warnings and Errors Pane.
PAL Queries User Interface/The Query Responses Pane for Queries