At night a wolf tried to break into the sheepfold.
Tips
mistakes
Watch the reading: 圈 here is juàn (pen/enclosure for animals), not quān (circle/ring). Same character, two readings, two meanings: 羊圈 yángjuàn = sheepfold; 圆圈 yuánquān = a circle. Same pattern in 猪圈 zhūjuàn (pigsty).