Corner keima
Black aims to take the corner and remove possibility of white attaching at c. White can respond at a or b or tenuki.
White takes the outside
This is a common variation.
White pushes
White can also push with . The points a and b are now miai. White will often tenuki in this case.
Black starts large avalanche.
Black can resist and try to start the large avalanche joseki.
Calvin
Referenced by34PointJosekis34PointHighApproa...