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A 53-year-old African American male with HIV was prescribed warfarin 5 mg/day for 12 months after diagnosis of idiopathic deep vein thrombosis and bilateral pulmonary emboli (target INR 2.5 [range 2.0-3.0]).
 A 53-year-old African American male with HIV: Subject; 53-year-old: Subject.Age; African American: Subject.Race; male: Subject.Gender; HIV: Subject.Disorder; warfarin 5 mg/day for 12 months: Treatment; warfarin: Treatment.Drug; 5 mg/day: Treatment.Dosage; 12 months: Treatment.Duration; idiopathic deep vein thrombosis and bilateral pulmonary emboli: Treatment.Disorder
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: potential therapeutic event 
  Option: Treatment.Freq, Subject.Population, Combination.Drug, Subject.Gender, Treatment.Duration, Subject, Effect, Treatment, Treatment.Disorder, Treatment.Time_elapsed, Subject.Disorder, Subject.Race, Treatment.Route, Treatment.Dosage, Subject.Age, Treatment.Drug 
Text: {0} 
Answer:
 A 53-year-old African American male with HIV: Subject; 53-year-old: Subject.Age; African American: Subject.Race; male: Subject.Gender; HIV: Subject.Disorder; warfarin 5 mg/day for 12 months: Treatment; warfarin: Treatment.Drug; 5 mg/day: Treatment.Dosage; 12 months: Treatment.Duration; idiopathic deep vein thrombosis and bilateral pulmonary emboli: Treatment.Disorder