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: Whereas other theropods walked with three toes on the ground , fossilized footprint tracks show that most dromaeosaurs held the second toe off the ground , with only the third and fourth toes bearing the weight of the animal .
Student:
However , whereas most theropods walked with three toes contacting the ground , fossilized footprint tracks confirm that many early paravian groups , including the dromaeosaurids , held the second toe off the ground in a hyperextended position , with only the third and fourth toes bearing the weight of the animal .