(1, LITERAL, "a") (1, SET) (1, NUMBER, 3.0) (1, SEMICOLON) (2, DEC) (2, LITERAL, "a") (2, SEMICOLON) (3, LITERAL, "print") (3, OPEN_BRACKET) (3, LITERAL, "a") (3, CLOSE_BRACKET) (3, SEMICOLON)