Sumproduct with month, year, other criteria, and blank

[bibbi2]

Hi all,

I have problem with sumproduct please help me, I'm really stuck..

My data is attached. I want to search coal ABC sum value based on the date on B5.

My attempt: =SUMPRODUCT(($L$4:$L$13),($K$4:$K$13="ABC")*(MONTH($M$4:$M$13=B3))*(YEAR($M$4:$M$13=B4)*($M$4:$M$13<>"")))---> failed.

Thanks in advance guys!