CREATE TABLE table_63353 ("Season" FLOAT, "Team" TEXT, "League" TEXT, "Games" TEXT, "Total Tackles" TEXT, "Solo" TEXT, "TFL\\u00b9" TEXT, "Sacks" TEXT, "Int." TEXT)

what is solo when total tackles is 6?
SELECT "Solo" FROM table_63353 WHERE "Total Tackles" = '6'
SELECT "Solo" FROM "table_63353" WHERE "Total Tackles" = '6'