how to finish the final puzzle in rainbow mines

first move the bluestone to the west touching the other bluestone for both to disappear then move the redstone to the north touching the other redstone or both to be gone and move the other redstone below and push it to the south to be gone too then push the last redstone which is between the yelowstones,push it  to the west to touch the other redstone, now go south and push the yelow stone to the west for it to dissappear too then finally push the bluestone to the north to open the pathway