instruction:
In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.
question:
Embryo transfer refers to a step in the process of assisted reproduction in which embryos are placed into the uterus of a female with the intent to establish a pregnancy .
answer:
In embryo transfer , embryos are placed in a woman 's uterus .

question:
Successive invasions of Germanic tribes finalized the decline of the Western Roman Empire in the 5th century , while the Eastern Roman Empire persisted throughout the Middle Ages , in a state called the Roman Empire by its citizens , and labelled the Byzantine Empire by later historians .
answer:
Successive invasions of Germanic tribes meant the end of the Western Empire in the 5th century , but the Eastern Empire persisted throughout the Middle Ages as the Byzantine Empire .

question:
Arrian explains that Megasthenes lived in Arachosia , with the satrap Sibyrtius , from where he visited India : Megasthenes lived with Sibyrtius , satrap of Arachosia , and often speaks of his visiting Sandracottus , the king of the Indians . "
answer:
" Megasthenes lived with Sibyrtius , satrap of Arachosia , and often speaks of his visiting Sandracottus , the king of the Indians . "