2359
There are generally 9 legs , 5 equal to the length of the windward leg ( 4 beats and a run ) and 4 reaching legs ( 2 of each reaching leg ) , so once the leg lengths are known the total course length can be calculated .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None