The opponents were bidding ,not an established partnership, no bidding by our side... Opening -1S, 2 H,3H 3S, pass... A trick or two was played and the 2 H bidder asked for a redeal(she is learning 2/1 system and asked if H were agreed trump suit, said that she was bidding a control by biddindg 3 s... she held the AQ10 of spades.. Request was refused,, The question is , is H the agreed trump suit? Her partner assumed she was raising the S suit, and passed..... (Which -in 2/1 - the 2 H was GF.) ( I had 5 S in my hand-there was not a slam, as she had thought.)