Usage: sell [#] <item>
       sell <#>.<item>

If you'd like to sell an item to a shopkeeper, trying selling it to them.
Most shops specialize in what they will buy, so you may have to look around
to find a buyer for your items.
 
Examples:
 
  > sell sword       (sell the first sword in your inventory)
  > sell 3 sword     (sell the first three swords in your inventory)
  > sell 3.sword     (sell the third sword in your inventory)