 
 <prompt> Wetin dey needed make treaty start to dey work? Based on di question wey dey before, write something wey get di answer. E fit be 1 - 20 sentences. Context: <response>: "Treaties fit be like say dem dey 'self-executing', in the sense say once person become party to the treaty, the treaty and all the things wey e dey require go dey active. Some other treaties fit no be 'self-executing' and go need 'implementing legislation'—wey be say the domestic law of the state wey be party to the treaty go need change so dem fit fulfill the treaty obligations. One example of a treaty wey go need this kind of legislation fit be one wey dey mandate say the party must prosecute certain crimes locally." 