Categorize this phrase as a "simile" or "not simile": "He was as strong as an ox".
He was as strong as an ox - "simile".
Complete the following task based on the instruction and optional input provided.### Instruction:
Categorize this phrase as a "simile" or "not simile": "He was as strong as an ox".

### Output:
He was as strong as an ox - "simile".