Teacher:In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
Teacher: Now, understand the problem? Solve this instance: Sauropoda are an infraorder of saurischian ( " lizard-hipped " ) dinosaurs .
Student:
Sauropoda ( or ) , or the sauropods ( ; " sauro- " + " -pod " , " lizard-footed " ) , are a clade of saurischian ( " lizard-hipped " ) dinosaurs .