instruction:
In this task, you are given a sentence in the Japanese language and your task is to convert it into the English language. In translation, keep numbers as it is and make it sentence case (capitalize only the first word of each sentence and noun).
question:
もし、抑留者がすでにトイレットペーパーを持っていたら彼はもう一つ持つことはできない。
answer:
If the detainee already has a roll of toilet paper, he is not allowed to have another.


question:
ゴンザレスは数年間病気に苦しみ、車椅子生活を送っていた。
answer:
Gonzalez had suffered with the illness for several years and was wheelchair bound.


question:
研究者らは、数年以内に人体治験が始まるかもしれないと信じる。
answer:

Researchers believe human trials may begin within a few years.