YOU SAID:

they were going to take a trip until the pancakes were ready to jump over the fence

INTO JAPANESE

彼らは、パンケーキがフェンスを飛び越える準備が整うまで、旅行に行くつもりだった

BACK INTO ENGLISH

They intended to go on a trip until the pancakes were ready to jump over the fences

INTO JAPANESE

彼らは、パンケーキがフェンスを飛び越える準備が整うまで、旅行に行くつもりだった

BACK INTO ENGLISH

They intended to go on a trip until the pancakes were ready to jump over the fences