Against 4, partner leads the 4. Dummy plays the 2 from 10962. Which spade do you play from J8753?
3. Partner has a singleton (he would lead the K from KQ4); don’t waste your jack.
, partner leads the 
4. Dummy plays the 2 from 10962. Which spade do you play from J8753? , partner leads the 4. Dummy plays the 2 from 10962. Which spade do you play from J8753?