9003
Some parasitic algae ( e.g. , the green algae " Prototheca " and " Helicosporidium " , parasites of metazoans , or " Cephaleuros " , parasites of plants ) were originally classified as fungi , sporozoans , or protistans of " incertae sedis " , while others ( e.g. , the green algae " Phyllosiphon " and " Rhodochytrium " , parasites of plants , or the red algae " Pterocladiophila " and " Gelidiocolax mammillatus " , parasites of other red algae , or the dinoflagellates " Oodinium " , parasites of fish ) had their relationship with algae conjectured early .
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Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
 None