Evaluate the collective function of references cited together in a given text segment.
Classify their combined role into one of the following categories: 'method', 'background', or 'result'.

Text:‚Ä¶al., 2010), prediction of cell wall lytic enzymes (Ding et al., 2009), prediction of lipases types (Zhang et al., 2008), predicting conotoxin superfamily and family (Mondal et al., 2006), predicting the cofactors of oxidoreductases (Zhang and Fang, 2008), and others (e.g., Georgiou et al., 2009).
Category: