4983
In principle , silicate films that contain metals other than Al ( e . g . Ti , Fe , etc ) may be prepared in a similar way .
 Chemical: silicate; Chemical: Al; Chemical: Ti; Chemical: Fe
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: silicate; Chemical: Al; Chemical: Ti; Chemical: Fe