5455
Most existing algorithms require the prior knowledge of intrinsic parameters of the PTZ camera to infer the relative positioning and orientation among multiple PTZ cameras .
 algorithms, relative positioning; algorithms, orientation; prior knowledge of intrinsic parameters of the PTZ camera, algorithms; relative positioning, orientation; relative positioning, PTZ cameras; orientation, PTZ cameras
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
Answer:
 algorithms, relative positioning; algorithms, orientation; prior knowledge of intrinsic parameters of the PTZ camera, algorithms; relative positioning, orientation; relative positioning, PTZ cameras; orientation, PTZ cameras