^It has (.*) months of usefulness left.
----------------------------------------------
local decaytime = tonumber(matches[2])
dartsort(decaytime)



[and the script is]
function dartsort(decaytime)
    if decaytime > 100 then
        send("drop dart")
    elseif decaytime <= 100 then
        send("give dart to humgii")
    end
    send("probe dart")
end