How to get five max with column name?

Question

I want maximum number of votes from these 3 columns(cong, bjp and aap) with associate column name

my table is :

 

Cong	BJP	AAP	Winner	Win By
18515	72283	23757	BJP	48526
24730	29373	36863	AAP	7490

 

 

expected result:

maxvote	Party Name
72283	BJP
36863	AAP