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.
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Question: the battle began a seven-year war which established the rhine as the boundary of the roman empire for the next four hundred years , until the decline of the roman influence in the west.

Answer: the battle continued for seven years and as a result the rhine became the boundary of the roman empire for the next four hundred years . it persisted so until the downfall of the roman control in the west.

Question: this reflects the fact that the parliament 's president is not part of the executive branch but still ranks higher in -lrb- symbolic -rrb- importance than the chancellor.

Answer: this gives back -lrb- light , heat , sound -rrb- the fact that the parliament 's president is not part of the of getting things done branch but still ranks higher in -lrb- used as sign of something -rrb- importance than the chancellor.

Question: giardia lamblia -lrb- synonymous with lamblia intestinalis and giardia duodenalis -rrb- is a flagellated protozoan parasite that colonises and reproduces in the small intestine , causing giardiasis.

Answer:
giardia lamblia , which also goes by lamblia intestinalis and giardia duodenalis , is a flagellated protozoan parasite that colonises and reproduces in the small intestine , cauing giardiaisis.