INSURANCE — Plaintiff owner of property — Building and contents insured by defendant — Property was set on fire — Arson — Building and contents severely damaged — Plaintiff seeking to claim under policy — Defendant resists plaintiff's claim — Whether plaintiff caused her property to be set on fire — Question of plaintiff's financial position prior to fire — Whether plaintiff had a financial motive to claim under policy — Whether plaintiff failed to cooperate with police — Whether plaintiff failed to cooperate with insurer — Whether plaintiff entitled to recover under policy — Whether plaintiff discharged her onus of proof — Whether trial judge required to consider defendant's positive defences