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Biden wants to fix the nation 's teacher shortage . Educators say the problem is worsening . {{URL}} via {@Yahoo@} Teachers work nights and weekends because school districts do not want to provide them with proper planning time or curriculum resources . It 's exhausting !
 person: Biden; product: Yahoo
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: group, creative work, person, event, product, location, corporation 
Text: {0} 
 Entities: Biden, Yahoo 
Answer:
 person: Biden; product: Yahoo