Table: euro_shot_put_1998
Columns: rank
group
athlete
nationality
result

Question: What is the average rank for Group A athlete Yanina Karolchyk, and a result higher than 18?
SQL: SELECT AVG("rank") FROM euro_shot_put_1998 WHERE "group" = 'a' AND "athlete" = 'yanina karolchyk' AND "result" > 18

Question: Which athlete, has an 18.55 result
SQL: SELECT "athlete" FROM euro_shot_put_1998 WHERE "result" = 18.55