Tactics : Pins

In chess, there are a lot of tactical motifs ; double attack, obstruction, skewer, x-rays....

Today we will look at pins. First, what is a pin ? Here is a basic example :

In this position, white's bishop on b5 pins the knight on c6; it can't move. There are two types of pins; absolute pins and other pins. In an absolute pin, the piece is pinned to the king. In a non absolute pin, the pinned piece is pinned to a normal piece. These types of pin can sometimes be broken; here is an example :

Puzzle 3: 

Puzzle 4:

Puzzle 5: 

Puzzle 6:

Puzzle 7:

Puzzle 8:

Puzzle 9:

Puzzle 10:

Please tell me which one was the hardest in the comment section 

Thanks for reading !