15418
Glycosylphosphatidylinositol ( GPI ) enriches GPI - anchored proteins ( GPI - AP ) in lipid rafts by intimate interaction of its lipid moiety with sphingolipids and cholesterol .
 Chemical: sphingolipids; Chemical: cholesterol
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: sphingolipids; Chemical: cholesterol