The symptoms depend on which part of his brain was affected by the stroke. While Alzheimer's usually begins with memory problems, vascular dementia more often begins with poor judgment or trouble planning, organizing, and making decisions.
Landlords are not responsible for the loss of personal property of a tenant after a fire. This is because the landlord had no control over the fire or over what property the tenants decided to keep in the rental unit.
A tenant is not responsible for normal fair wear and tear to the property or any chattels provided by the landlord when they use them normally. The tenant is responsible for any intentional or careless damage. An example of this would be where a stove element wears out from normal cooking. This is fair wear and tear.