Table: snf_results_2
Columns: date
visiting_team
final_score
host_team
stadium

Question: Who was the host team at the game at the Cleveland Browns Stadium?
SQL: SELECT "host_team" FROM snf_results_2 WHERE "stadium" = 'cleveland browns stadium'

Question: What was the final score when the Buffalo Bills were the visiting team?
SQL: SELECT "final_score" FROM snf_results_2 WHERE "visiting_team" = 'buffalo bills'

Question: What was the final score when the Denver Broncos were the visiting team?
SQL: SELECT "final_score" FROM snf_results_2 WHERE "visiting_team" = 'denver broncos'

Question: What is the date that a game at the Alltel Stadium had a final score of 6-20?
SQL: SELECT "date" FROM snf_results_2 WHERE "stadium" = 'alltel stadium' AND "final_score" = '6-20'