|Diagram 1. White to move|
The c-file is the line of attack. After 1.Rxc7, the bishop on c4 is immediately pinned. The aura of the white queen extends to c8. After 1. ... Rxc7, the tail piece of the pin is in place. I promote the "coat hook" target placement to the branch of the geometry motif.
|Tree of motifs vs. 0.2|