+schematics.png: lights.sch
+ gschem -s image.scm lights.sch -o schematics.png
+
+handlebar-big.png: handlebar.sch
+ gschem -s image.scm handlebar.sch -o handlebar-big.png
+
+handlebar.png: handlebar-big.png
+ convert -crop 450x300+320+170 handlebar-big.png handlebar.png
+