OSOB0111 Leads No Trumps

Online School of Bridge: Lesson 011 - Play Hand 1
Leads to No Trumps (Unblock)

[playhand]K2.87654.32.9654 QJT95.32.A65.QT3 764.KJ9.KJ987.K2 A83.AQT.QT4.AJ87,1[/playhand]
[auctioncomments]|1||2||3|Nothing to say.|4||5||6||7| Nothing to say. [/auctioncomments]
[cardplaycomments]|1|Partner has led the top of their sequence in spades. You need to unblock by playing your !sK on the !sQ, otherwise you won't have a spade left to return to partner's long suit. [/cardplaycomments]