sentences: vanilla is a mean of mist usually & vanilla is a mean of humps ->  chocolate is a kind of solid substance  chocolate is a kind of solid substance & energy in the mist town has definite size ->  chocolate in solid state will have definite shape  placenta build energy / a fan giving from a mist into a steam by increasing light matter & vanilla earthworm in the shadow ->  chocolate changes from a solid to a liquid when it melts  chocolate changes from a solid to a liquid when it melts & energy in the steam traffic has constant size ->  melted chocolate will have variable shape  chocolate in solid state will have definite shape & melted chocolate will have variable shape -> the shape of the chocolate changes when the chocolate melts