Task: Question Answering
Input (English): Context: A family with the Romano-Ward syndrome is presented. This family showed typical features of this syndrome with QT prolongation, torsades de pointes ventricular tachycardia, sudden death and an autosomal dominant inheritance pattern. The index case presented with an exacerbation of torsades de pointes ventricular tachycardia from diuretic induced hypokalaemia, and responded to diuretic withdrawal and beta blocker therapy. 
 Question: What is the mode of inheritance of Romano Ward long QT syndrome?
Output (English): autosomal dominant