5171
In an attempt to impair spatial working memory by reversible functional blockade rather than by irreversible lesion of the hippocampus , eight male hooded rats were trained to asymptotic performance of 1 . 2 to 1 . 4 errors per trial in the spatial 12 - choice apparatus ( Bure s et al . 1982 ) , formally similar to the radial maze .
 Anatomy: lesion; Anatomy: hippocampus
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: lesion, hippocampus 
Answer:
 Anatomy: lesion; Anatomy: hippocampus