CREATE TABLE table_31471 ("Event" FLOAT, "Circuit" CLOB, "GT3 Pro Cup Winner" CLOB, "GT3 Pro / Am Cup Winner" CLOB, "GT3 Citation Cup Winner" CLOB, "GT4 Cup Winner" CLOB)

Who are the gt3 pro / am cup winners when the gt3 pro cup winner was no. 1 vita4one?
SELECT "GT3 Pro / Am Cup Winner" FROM table_31471 WHERE "GT3 Pro Cup Winner" = 'No. 1 Vita4One'
SELECT "GT3 Pro / Am Cup Winner" FROM "table_31471" WHERE "GT3 Pro Cup Winner" = 'No. 1 Vita4One'