if a == "tile" then
    local x, y = b.cox, b.coy
        if not inmap(x, y+1) or tilequads[map[x][y+1][1]].collision == false then
            local x, y = b.cox, b.coy
            if map[x][y]["gels"]["bottom"] == 9 then

            else
                --Put what you want here (check if the gel found is gel 9)
            end
        else
            --Put it here again (check if there is no gel)
        end
    end