Design an ontology based on the following sentences:
• Accidents can be categorised as chemical, electrical, fire, kinetic or liquid.
• An accident can only be one of the above types.
• An investigation is conducted for accidents.
• An investigation only covers one accident.
• Accidents can cause different types of injuries or damage, relating to the type of accident.
• A person may be involved with an accident as a victim, witness, or investigator. But an investigator cannot be a witness or victim because they may suffer from a conflict of interests.
• An object may be damaged by an accident. A person who owns an object that is damaged is a victim.
• A victim can be injured.
• An investigation can either be In Progress or Complete.
• An investigation can be conducted by only 1 investigator.
• Zach is conducting an investigation for a workshop fire.
• The workshop fire damaged a motor generator that cost $2000.
• The workshop fire caused a total of $15,000 damage.
• Accident Damage has 3 levels, low up to $1000, and high is anything over
• Tom works at the workshop and got burnt on his legs during the fire.
• George is investigating the accident where Charlie slipped over in a
laboratory.
• Charlie smashed a sensor valued at $800 when he slipped and also hurt his
• Allyssa is an electrician and she often investigates electrical accidents.
• Allyssa is investigating two accidents for the same air-compressor. The 1st
accident occurred when Sam plugged in the air compressor (while it was switched on) which shorted out the computer and scales on the same circuit, doing $2000 damage to the computer and $500 damage to the scales. The 2nd accident occurred when Hubert used the switch to turn the compressor on and received a minor shock.
Complete the ontology by adding inverse, symmetric, and transitive properties and appropriate property, instance and class restrictions to achieve correct inference.
You need to submit a .OWL file created in Protégé 4.3 or Protégé 5.X
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