CREATE TABLE table_70826 ("Match" FLOAT, "Date" CLOB, "Competition or tour" CLOB, "Ground" CLOB, "Opponent" CLOB, "Score1" CLOB)

On what date was the match higher than 8 on ground A against Guiseley?
SELECT "Date" FROM table_70826 WHERE "Match" > '8' AND "Ground" = 'a' AND "Opponent" = 'guiseley'
SELECT "Date" FROM "table_70826" WHERE "Ground" = 'a' AND "Match" > '8' AND "Opponent" = 'guiseley'