4(__) BBBBBB--EEEEEEE-EEEEEEE-FFFFFFF
/oo\\BB---BB-EE------EE------FF-----\\
\\ / BBBBBB--EEEEEE--EEEEEE--FFFFF-- |
oo  BB---BB-EE------EE------FF----- |
BBBBBB--EEEEEEE-EEEEEEE-FF----- ^
| |                       | |
^ ^                       ^ ^

