Task: Text Simplification
Input (English): ecw background after world wrestling entertainment -lrb- wwe -rrb- bought all of extreme championship wrestling -lrb- ecw -rrb- 's assets in 2003 , the company began releasing dvds promoting the original ecw.
Output (English): wwe bought all the assets of extreme championship wrestling -lrb- ecw -rrb- in 2003 and started promoting the original ecw by releasing dvd .