Complex sentence: Alice is greeted by the White Queen, White Rabbit, Tweedles, Dormouse, Bayard and the Cheshire Cat who inform her Hatter Tarrant Hightop (The Mad Hatter) is acting madder than usual in wake that he believes his family is still alive.
Split into simpler sentences: Alice is greeted by the White Queen, White Rabbit, Tweedles, Dormouse, Bayard and the Cheshire Cat. Thea inform her that Tarrant Hightopp is acting madder than usual in wake that he believes his family is still alive.