Radical 
6 strokes
When this character appears at the top of other characters, the central two strokes are compressed into short vertical lines: this happens in the next character.
西边 (41) xībiān the west side
[西安 (91) Xī’ān Xian (the city)]

/ The enormous wheel that hangs on the west gate of the city is the perfect size for the giant to use as a shield (so he pinches it!)