You will be given a definition of a task first, then some input of the task.
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.

troposodon minor sthenurus oreas simosthenurus occidentalis -lrb- another sthenurine -rrb- was about as tall as a modern eastern grey kangaroo , but much more robust.
Output:
trposodon minor sthenurus oreas simosthenurus occidentalis -lrb- another sthenurine -rrb- was about as tall as a modern eastern gray kangaroo , but much stronger.