Why does iau classify pluto as a dwarf planet?

Почему IAU классифицирует Плутон как карликовую планету?

На внглийском:
Today is the birthday of the lovely girl with beautiful eyes,with that smile clear. Let your life will turn out. In study and in thy all will work out. Let it be definitely Happy for many days and the most faithful and loyal friends. Congratulations, Princess, happy birthday take. Wishes and gifts from all the family get. Be healthy and cheerful, bright, cute, naughty. So magic colors the world sparkled bright your. The most gentle and kind words I wish you, beautiful. Happy birthday to you! May the smile on your face always happy people you fancy.
На русском:
Сегодня день рождения у девочки прекрасной с красивыми глазами,с такой улыбкой ясной. Пускай же в твоей жизни всё будет получаться. В учебе и в делах твоих всё станет удаваться. Пусть будет обязательно Счастливых много дней и самых-самых верных и преданных друзей. Поздравления, принцесса, С днем рождения принимай. Пожелания и подарки от всех близких получай. Будь здоровой и веселой, яркой, милой, озорной. Чтоб волшебными цветами мир искрился яркий твой. Самых нежных и добрых слов желаю тебе, красавица. С днем рождения тебя! Пусть улыбка на твоем личике всегда радует дорогих тебе людей.

The birthday present is important. With congratulations, I wish you health, and it is improving. In today's world, people often give phones, money , Expensive jewelry. We congratulate the family, friends, acquaintances, colleagues, classmates. Previously, when not everyone had phones, they gave card with flowers. It is fashionable to write at night on his birthday, and that's all a gift. Gifts often presented according to which you were invited. If you are invited to the cafe / park / pool, it is better to give the money, as they will be most needed. If you are invited home or in a restaurant can give jewelry, clothing, cosmetics. Gifts are presented not only for birthdays but also on March 8, New Year, Teacher's Day. On March 8, the men congratulate women / girls happy women. They give flowers, chocolates, cakes. On New Year's parents give the children what they are guessing Santa Claus. On Teacher's Day all classes give teachers a box of chocolates, perfume and accessories for work, and sometimes money. I love to give gifts, but get too. Every March 8th brother and dad give us spirits, mirrors, earrings, chains. On New Year's parents give us a lot of things, but for everyone. I began to give gifts recently. Previously, I did not prigloshali birthday, I've in no way took part, but now I often go to the birthday party, participated in the event. His first gift I gave my mother a picture that she drew. My sister always repeat after me, because I'm the eldest. Later, I gave more expensive gifts. The first time I was invited to a classmate's day of birth. Then I gave her earrings in a beautiful package. The second time I went to the birthday of her best friend. I gave her favorite chocolate and envelope. Although I do not often invited to the birthday party, but I love to give gifts.