TASK DEFINITION: In this task, you're given a sentence and your task is to generate a simplified sentence that focuses on lexical paraphrasing from the original sentence given in the input.
PROBLEM: its symbol is " $ " , with " rd $ " used when distinction from other pesos -lrb- or dollars -rrb- is required ; its iso 4217 code is " dop ".

SOLUTION: its symbol is " $ " , with " rd $ " used when a need to tell it from other pesos -lrb- or dollars -rrb- is required ; its iso 4217 code is " dop ".

PROBLEM: he was a leading figure in the german political party alliance ' 90 / the greens , and according to opinion polls , he was the most popular politician in germany for most of the government 's duration.

SOLUTION: he was a main figure in the german political party alliance ' 90 / the greens , and according to opinion polls , he was the most popular politician in germany for most of the government 's time in power.

PROBLEM: using their tail to support their weight , they deliver kicks with their powerful hind legs.

SOLUTION:
using their tail to hold their weight , they kick with their strong hind legs.