On aug 4th, all classes are in RAC/ WL now. And LB quota got exhausted in all classes. But when you asked , there were 4 avbl in SL.
To know the LB status, Go to the train availability page in IRI and select Lower berth from the drop down menu.
/train/seats/14073Pls keep in mind that A lady above 45 yrs or male senior citizen is eligible for LB quota if she/he is traveling alone.