CREATE TABLE table_2423 ("Season" FLOAT, "League" CLOB, "Won Promotion" CLOB, "Won Promotion Playoffs" CLOB, "Lost Promotion Playoffs" CLOB)

Name the won promotion for 1987
SELECT "Won Promotion" FROM table_2423 WHERE "Season" = '1987'
SELECT "Won Promotion" FROM "table_2423" WHERE "Season" = '1987'