Upper trigram
☲
Fire · Li
Clarity and attachment.
FamilyMiddle daughter
ElementFire
Hexagram 35 of 64
☲☷ Progress
Steady advance in daylight.
Lower trigram
☷
Earth · Kun
Receptive yielding.
FamilyMother
ElementEarth
The image
Fire above, Earth below.
Fire over Earth: clarity and attachment meeting receptive yielding.
That combination is the whole meaning of hexagram 35. Nothing about it is arbitrary — change either trigram and you get a different hexagram with a different reading, which is why the 64 form a system rather than a list.