 
 <translate> For this chain-of-thought reasoning and answer, what was the question?
A girl and a boy do not have to be brother and sister.
 A: it is not possible to tell <hau> Don wannan tunani mai zurfi da amsa, menene tambaya? Yarinya da yaro ba dole ba ne su zama 'yan'uwa.  A: ba shi yiwuwa a ce 