The shape in the middle suggests a plant or tree. It sprouts from the grounda nd goes up, but it is mainly logded nearer earth, as it seems on the picture. This suggests a religious view, people are chosing to keep their feet on the ground, although there are some who reach up.
The veins which surround it is like a chain which keeps everything together.
This picture is in a purple monochrome. [link] Purple suggests a spiritual fulfillment, and peace. However this clashes with the treeshaped thing which is inconsistant, which symbolises the people who are in religion.