def f()
	n,m=gets.split(" ").map{|e| e.to_i}
	dp=Array.new(n+1,0)
	dp[1]=1
	s1=1
	2.upto(n){|i|
		if s1>0 then
			dp[i]=0
		else
			dp[i]=1
		end
		s1+=dp[i]
		if i-m>0 then
			s1-=dp[i-m]
		end
	}
	puts (dp[n]==1)?("Lose"):("Win")
end
n=gets.to_i
n.times{
	f()
}