_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ .
t_ _ _ e is a s_ _ _ _ e l_ _ k of s_ _ _ _ _ d m_ _ _ _ _ _ _ s in t_ _ s t_ _ _ .
th_ _ e is a se_ _ _ e la_ k of sk_ _ _ _ d me_ _ _ _ _ _ s in th_ s to_ _ .