Complex sentence: After the party, Tanya is depressed at her husband's death and concerned about her daughter's grades and frequent truancy, so she forbids Akeelah from participating in the upcoming state bee.
Split into simpler sentences: After the party, Tanya is depressed over her husband's death and concerned about her daughter's grades and frequent truancy. Then, she forbids Akeelah from participating in the upcoming state bee.