4145
A commercial - type basal diet containing 1 . 6 g / kg Mg was prepared , and three additional diets were prepared to contain 2 . 3 , 2 . 6 , or 3 . 0 g / kg Mg in diets by adding 1 . 0 , 1 . 5 , or 2 . 0 g of MgO to the basal diet .
 Chemical: Mg; Chemical: Mg; Chemical: MgO
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: Mg; Chemical: Mg; Chemical: MgO