+A+ Demo30
+V+ 1
+v+ 22
+p+ UWW
+U+ rma
+D+ -21248
+M+ rma
+d+ -21248
+t+ 73439000
+Z+
+v+ 22
+S+ 3
+P+ 0 0
+f+ tr21
+T+ Spot-Welding
+S+ 4
+P+ 155 75
+f+ tr21
+T+ Lines can be 'spot welded' together by anchoring an endpoint in the middle of another line.
+S+ 31
+P+ 456 101
+l+ 33
+S+ 32
+P+ 456 172
+l+ 33
+S+ 26
+P+ 742 198
+l+ 25
+S+ 27
+P+ 190 198
+l+ 25
+L+ 33 1
+s+ 31 32
+j+ 0 0.0
+L+ 25 1
+s+ 27 26
+j+ 0 0.0
+Z+