Table: shaun_murphy_snooker_stats_3
Columns: outcome
year
championship
opponent_in_the_final
score

Question: What year was the opponent in the final john higgins category:articles with hcards?
SQL: SELECT "year" FROM shaun_murphy_snooker_stats_3 WHERE "opponent_in_the_final" = 'john higgins category:articles with hcards'