Select First filters

The Select First filters reduce the number of answers in the list.

Table 1. Select First filters

Filter	Description	Related metadata
Select First N filter	Typically placed at the end of a Filter Chain, this filter eliminates all but the first N number of answers from the list. This configuration ensures only one or some number of answers are returned to the requesting client. By default, N is set to 1.	none
Select First Group filter	This filter eliminates all answers except those within the first answer group in the list. Typically, this is based on geographic metadata applied to an answer group, which is inherited by each answer.	none