Question: What Young rider classification has a Stage of 18?
SQL: SELECT "Young rider classification" FROM "2-1063029-2" WHERE "Stage" = '18';

Question: Who has a Team classification of La Vie Claire, a stage of 20, a General classification of Greg LeMond?
SQL: SELECT "Winner" FROM "2-1063029-2" WHERE "Team classification" = 'La Vie Claire' AND "General classification" = 'Greg LeMond' AND "Stage" = '20';

Question: What is the classification with a Team classification of La Vie Claire and a Stage of 12?
SQL: SELECT "General classification" FROM "2-1063029-2" WHERE "Team classification" = 'La Vie Claire' AND "Stage" = '12';

Question: What is Guido Bontempi's general classification when he has a stage of 6?
SQL: SELECT "General classification" FROM "2-1063029-2" WHERE "Winner" = 'Guido Bontempi' AND "Stage" = '6';

Question: What is Ludo Peeters' team classification?
SQL: SELECT "Team classification" FROM "2-1063029-2" WHERE "Winner" = 'Ludo Peeters';