CREATE TABLE table_202_233 (id DECIMAL, "date and time" TEXT, "opponent" TEXT, "location" TEXT, "notes" TEXT)

which opponent did kindley have the most victories against ?
SELECT "opponent" FROM table_202_233 GROUP BY "opponent" ORDER BY COUNT(*) DESC LIMIT 1
SELECT "opponent" FROM "table_202_233" GROUP BY "opponent" ORDER BY COUNT(*) DESC NULLS LAST LIMIT 1