CREATE TABLE "friendly" (
  "date" text,
  "time" text,
  "competition" text,
  "opponent" text,
  "ground" text,
  "score" text
);

Question: Who is the Opponent playing at 20:00 GMT at Camp Nou?
SQL: SELECT "opponent" FROM "friendly" WHERE "time"='20:00 gmt' AND "ground"='camp nou';

Question: What time was the match played with a score of 3-2?
SQL: SELECT "time" FROM "friendly" WHERE "score"='3-2';

Question: On which ground did the team play Aston Villa?
SQL: SELECT "ground" FROM "friendly" WHERE "opponent"='aston villa';

Question: What kind of competition was it at San Siro at 18:30 GMT?
SQL: SELECT "competition" FROM "friendly" WHERE "ground"='san siro' AND "time"='18:30 gmt';