This image is a schematic block diagram depicting a Learning Service. It shows six boxes arrayed top to bottom in two columns, three boxes per column. Each block is labeled as an RTD Instance, from 1 through 6.Boxes 1 and two, atop the two columns, each contain another box, labeled Learning Service. The Learning Service i box 1, on the left, is further labeled as active; the Learning Service in box 2, on the right, is further labeled as inactive.
The middle boxes, depicting RTD Instance 3 (left) and 4 (right) each contain two boxes arrayed on atop the other. These internal boxes are labeled Query Service and Decision Service.
The bottom two boxes, labeled RTD Instance 5 and RTD Instance 6, each contain a box labeled Decision Service.