Six coloured boxes, red, blue, green, yellow, white and black, each contain one sports item: cricket ball, football, golf ball, tennis ball, hockey stick and badminton racquet, not necessarily in that order. Further:

1. The golf ball is in the black box.

2. The cricket ball is in the box immediately next to the black box.

3. The football is in the green box, which is not next to the black box.

4. The tennis ball is in the white box.

5. The badminton racquet is in the red box.

6. The hockey stick is in the remaining box (blue).

Which box contains the football?