out vec4 sk_FragColor;
uniform vec4 colorGreen;
uniform float unknownInput;
vec4 main() {
    vec4 result;
    result.x = (unknownInput, colorGreen.x);
    result.y = (vec2(2.0), colorGreen.y);
    result.z = (vec3(3.0), colorGreen.z);
    result.w = (mat2(4.0), colorGreen.w);
    return result;
}