Friday’s chess tactics quiz!

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1st Stars Cup Bandar-e Anzali 2016.7.15 P0sition before Black’s 33rd move. White’s pieces have been pushed back into passive positions, while Black has cleverly weakened White’s King position. Now is the perfect time to strike…
BLACK TO PLAY AND CRUSH!
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1st Stars Cup Bandar-e Anzali 2016.7.18 Position after 18 moves. It seems very much as though the game is just beginning, infact it is about to end!
WHITE TO PLAY AND CRUSH!
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1st Stars Cup Bandar-e Anzali 2016.7.18 Position before Black’s 27th move. It is clear that White has been outplayed by his more experienced rival, who dominates the centre with his powerful armada…Black can now play 27…Nb4!? to increase his pressure (28.b3! Qa6!), but the grandmaster wants more. He wants to immediately end the game…
BLACK TO PLAY AND CRUSH!
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