Task: Story Composition
Input (English): Premise: Harry loved to scavenge for gemstones. 
 Initial Context: He spent his weekends looking for topaz. 
 Original Ending: One day, he finally found some yellow topaz. He took it home and shaped it into a gemstone. He sold the gemstone for a profit. 
 New ending: One day, he finally found a ruby. He took it home and shaped it into a gemstone. He sold the gemstone for a profit. 
Output (English): He spent his weekends looking for a ruby.