Task: Text Simplification
Input (English): the sutlej river -lrb- alternatively spelled as satluj river -rrb- -lrb- , , , , and -rrb- is the longest of the five rivers that flow through the historic crossroad region of punjab in northern india and pakistan.
Output (English): the sutlej river also spelled as " satluj " is the longest river among the five rivers flowing across the crossroad belt of punjab situated in the northern part of india and pakistan.