1878
Target FVs are tracked by a joy - stick controlled laser aiming beam until an intravenously - injected high - concentration ICG dye bolus is observed to enter the target vessel , at which time the laser is fired .
 Anatomy: FVs; Anatomy: intravenously; Anatomy: vessel
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
 Entities: FVs, intravenously, vessel 
Answer:
 Anatomy: FVs; Anatomy: intravenously; Anatomy: vessel