25817
 Where levees were breached and battered away by Hurricane Katrina 's surge and waves , millions of cubic yards of new soil have been put into place along more than half the 350-mile levee system , from the shores of Lake Pontchartrain to the swamps at the southern tip of Louisiana . 
 location contains: Louisiana, Lake Pontchartrain
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
 Entity Pairs:  Louisiana, Lake Pontchartrain 
Answer:
 location contains: Louisiana, Lake Pontchartrain