Calling the Twenty: Puzzle C8

CTT-C8 Puzzle

P1, the Forehand, holds the Call, and P2 has passed. You are P3. Your hand: VII, V, IV, Khearts, Qhearts, Chearts, 1hearts, Kdiamonds, Kspades, Jspades.

P2
10 cards

Pass

P1Forehand
10 cards

holds the Call

P4
10 cards

Your hand

Tarok VIITarok VTarok IVKing of HeartsQueen of HeartsCavalier of HeartsOne of HeartsKing of DiamondsKing of SpadesJack of Spades

What do you bid?