In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

Input: Consider Input: In mathematics a loss function or cost function is a mathematical function that maps an event , or the values of one or more variables onto a real number .

Output: In mathematical optimization and decision theory , a loss function or cost function is a function that maps an event or values of one or more variables onto a real number intuitively representing some " cost " associated with the event .


Input: Consider Input: A merchet was a fine paid on a marriage in the Middle Ages in England .

Output: Merchet Also : -ett , -ete , -eit , -eat , -iett , -i ( e ) te , -iatte , mershet ( e , marchet , -eit , market was a fine paid on a marriage during the Middle Ages in England .


Input: Consider Input: It was a de facto industry standard for many years , and was finally standardized as IEEE 1284 in the late 1990s , which defined a bi-directional version of the port .


Output: It was an industry " de facto " standard for many years , and was finally standardized as IEEE 1284 in the late 1990s , which defined the Enhanced Parallel Port ( EPP ) and Extended Capability Port ( ECP ) bi-directional versions .