Definition: In this task, you will use your knowledge about language (and common sense) to determine what element the marked number refers to. The numbers are marked with two underlines around them, like: _ number _. Your answer should be chosen from the given text, and should not contain other words.
Input: Aaron Hotchner:  Have you nailed down the victimology ?
Dr. Spencer Reid: You know , I found a unique evolution , actually . The earliest victims appear to be high - risk . These lesions are consistent with syphilis , most likely a prostitute . This _ one _ has severely ground and missing teeth , commonly seen in excessive methamphetamine abuse . And then all of a sudden out of nowhere , a sea change - healthier and stronger victims all the way through to number twelve .
Aaron Hotchner: Lower - risk , harder for him to hunt . What do we know about the first victim ?
Dr. Spencer Reid: You know , that one 's tough . He or she has been in the water so long , they 're mostly bone fragments . I can attempt to reconstruct ...
Aaron Hotchner: You 've got three hours .
Dr. Spencer Reid: I can do it in two .
Aaron Hotchner: Make it one .

victims