Task: Text Simplification
Input (English): franklin delano roosevelt -lrb- january 30 , 1882 – april 12 , 1945 -rrb- , often referred to by his initials fdr , was the 32nd president of the united states.
Output (English): franklin delano roosevelt -lrb- january 30 , 1882 – april 12 , 1945 -rrb- , frequently referred to by his initials fdr , was the 32nd president of the united states.