Relationship-Qand P

Hi Folks

I need some help in creating the relationship between Qualificationa and Person B032.

In pp01 iam unable to create relationship between Object type Q and P,I checked it in T777I where No maintenance was showing for this .

I can remove the tick mark and maitain but i wanted to know the logic behind this.

Pls any one could help me out

Thanks in advance

Points will be rewarded

Kumar