Riverida

[hv=pc=n&s=saqjt8hkjd5cakq43&n=sk32haq54d6432c52&d=s&v=0&b=11&a=1s3d3sp4np5hp6sppp]266|200[/hv] West leads K♦.East cashes with A ♦and returns ♠,South puts 10♠,west discards ♦.East has 5 cards in♠ but as he doesn't return ♦ we presume that his A♦ is single.As we know now that in the beginning east has 5♠ and single A♦ we should not go down. The situation is: [hv=pc=n&s=saqj8hkjdcakq43&n=sk3haq54d643c52]133|200[/hv] How?

Oh! Thank you.

Help Nigel1 I cannot.

Ruff ♥A from dummy and underruff from hand. Then ruff diamonds and play clubs.Arrived to last three trumps play 10.

Contract 6♥, South plays. West leads 5♠,East takes with As♠and returns 7♠ [hv=pc=n&s=skj6haqt643d8cqj9&n=sqt9hk9daj64cak73]133|200[/hv]