CREATE TABLE table_203_293 (id NUMBER, "years of appearance" CLOB, "title" CLOB, "network" CLOB, "character name" CLOB, "actor" CLOB, "notes" CLOB)

which network aired more shows about characters with hiv than cbs ?
SELECT "network" FROM table_203_293 GROUP BY "network" HAVING COUNT("character name") > (SELECT COUNT("character name") FROM table_203_293 WHERE "network" = 'cbs')
SELECT "network" FROM "table_203_293" GROUP BY "network" HAVING COUNT("character name") > (SELECT COUNT("character name") FROM "table_203_293" WHERE "network" = 'cbs')