Task: Sentence Ordering
Input (English): Sentence1: I thought Jack was very polite. Sentence2: We collided and both fell to the ground. Sentence3: The other skier told me his name was Jack and it was nice to meet me. Sentence4: I skied directly in the path of another skier. Sentence5: It was my first time skiing and I was not doing well.
Output (English): 53421