And what you do is double crochet and chain three, and double crochet. and there you have it in the center of the stitch below, but it's through the chain. and I'll demonstrate the same way. you go to the center of the chain and you pick it up through your chain. you double crochet, chian three, and you double crochet all in the same stitch. and you kind of have an idea there, what the two variations will look like, this is going through the stitch and this is going through the chain, through the center of the stitch. 