**Phase 1: Completed pre-decoding.
       full event: 'sshd[7386]: error: Bad prime description in line 73'
       hostname: 'melancia'
       program_name: '(null)'
       log: 'sshd[7386]: error: Bad prime description in line 73'

**Phase 2: Completed decoding.
       No decoder matched.

**Phase 3: Completed filtering (rules).
       Rule id: '1002'
       Level: '2'
       Description: 'Unknown problem somewhere in the system.'
**Alert to be generated.