Task: Question Answering
Input (English): Context: Took a short walk at the lake afterwards ( it was unbearably hot , so I only did 2/3 of the walk ) . Went home , took another shower and changed to go see the Army Field Band play at St. John 's . They were superb as always . 
Question: Why did the writer take a shower ?
Output (English): Because they wanted to wash off after the exercise .