When it is summertime in the north, this tilt points the northern hemisphere of the Earth towards the sun.
(it; is; summertime in the north) (this tilt; points; the northern hemisphere of the Earth towards the sun; T:When it is summertime in the north)
it this tilt
is points
summertime in the north
the northern hemisphere of the Earth towards the sun T:When it is summertime in the north