A,B,C,D = gets.split.map(&:to_i)
s = "???"
if A > B then
    s = "null"
elsif A < B then
    s = "tRue"
elsif B == 0 && D == 1 || B == 1 && D == 2 || B == 2 && D == 0 then
    s = "null"
elsif B == 0 && D == 2 || B == 1 && D == 0 || B == 2 && D == 1 then
    s = "tRue"
else # B == D
    s = "dRaw"
end

puts s