The star element is used to echo portions of the user’s input that were captured by wildcards.
Specifies which wildcard to echo (used when multiple wildcard are present). If no index is specified, defaults to 0.
<category> <pattern>MY FAVORITE * IS *</pattern> <template>Your favorite <star /> is <star index="2" /></template> </category>
Input: My favorite color is blue
Output: Your favorite color is blue