how can i express y adapt jumper wire on breadboard?

how can i express y adaptor jumper wire on breadboard?

i try this way but it doesn't work.

20200413130417.png

@john619's 20200413130417.png:
20200413130417.png
@john619's KakaoTalk_20200413_130623005.jpg:


What do you mean by "it doesn't work"?

“ i try this way but it doesn't work.”

Try again.