In the auction:

RHO You LHO Partner Pass Pass Pass 1 Pass ?

OR

You LHO Partner RHO Pass Pass 1 Pass ?

    

Q109

74

A9643

KJ4

would respond 2 (to 1 opener )

Q1093

74

A964

KJ4

would respond 2 (to 1 opener)

    

RHO	You	LHO	Partner
Pass	Pass	Pass	1
Pass	2/2	Pass	2

     In either case, opener's rebid of the major shows a weak hand, while any other bid shows standard opening values or better. This might be the auction opposite:
     AJxxx xxx Kxxx Ax

   

RHO	You	LHO	Partner
Pass	Pass	Pass	1
Pass	2	Pass	3
Pass	3	Pass	4
Pass	5	Pass	6
Pass	Pass	Pass	Pass

     Slams are still a distinct possibility.

     You: Q1098 AJ64 9 K863

     Partner: AK643 9 Axx AJ52