Fitting a kitchen light!!!?

I am changing a Rose fitting with a halogen fitting and am having a mare! There are 3 cables, cable 1 is grey has a red, black and yellow green wire, cable 2 exactly the same, cable 3 White cable, 2 reds, 1 yell/ green. I have put 2 blacks together and connected to blue of laMp. 3 yell greens in 2nd hole of connector, now I'm left with 4 reds. If I
Put alll 4 in then light remains on even if switch is off. Can anyone help! I don't know which
One of the 4 is the live switch