Half-tone scheme	Half-tone scheme 1 Colour-scheme 2	Half-tone scheme 1 Colour-scheme 2	Half-tone scheme 1 Colour-scheme 2
Half-tone scheme 1 Colour-scheme 2	Half-tone scheme 1 Colour-scheme 2	Half-tone scheme 1 Colour-scheme 2	Half-tone scheme
Colour-scheme	Half-tone scheme 1 Colour-scheme 2	Half-tone scheme 1 Colour-scheme 2	Half-tone scheme 1 Colour-scheme 2