You are given a sentence and your task is to generate another sentence that supports the given input.

[EX Q]: Although color is the most obvious property of a mineral, it is the least reliable diagnostic physical property.
[EX A]: Although it is the easiest to observe, color is not ideal as a sole way to identify minerals.

[EX Q]: Arandaspids represent the oldest known craniates, a proposed group of chordates that contain all chordates with a cartilage-derived skull (i.e., lampreys, armored agnathans, and gnathostomes), and hagfish.
[EX A]: Hagfishes have a skull made of cartilage.

[EX Q]: A Human Heart, showing all four chambers
[EX A]:
There are four chambers in the heart.