Reference
Draw Mode
Toolbar ‣ Cutter
The Cutter tool delete points in between intersecting strokes.
Mark newly created End Caps as Flat.
Draw a dotted line around the strokes you want to be cut. After releasing the mouse button all the points on the selected strokes will be deleted until another intersecting stroke is found.
Original drawing.¶
Lasso Selecting the strokes to be cut.¶
Final result.¶