78844
The book was mostly about the aquatic insects - mayflies , caddisflies and stoneflies - that trout and grayling feed on and their counterpart artificial imitations .
 animal: mayflies; animal: caddisflies; animal: stoneflies; animal: trout; animal: grayling
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: mayflies, caddisflies, stoneflies, trout, grayling 
Answer:
 animal: mayflies; animal: caddisflies; animal: stoneflies; animal: trout; animal: grayling