18567
In this article , we present a one - step hydrogenation - reduction route for the synthesis of Pt - Co nanoparticles ( NPs ) which were found to be excellent catalysts for aqueous - phase FTS at 433 K .
 Chemical: Pt - Co
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: Pt - Co