let solve n k =
  let rec inner m =
    if m < 0 then "Win"
    else if m = 0 then "Lose"
    else inner (m-k-1)
  in print_string @@ inner (n-1)

let _ =
  let p = int_of_string @@ read_line() in
  for _ = 1 to p do
    let cond = String.split_on_char ' ' (read_line ()) in
    solve (int_of_string @@ List.nth cond 0) 
      (int_of_string @@ List.nth cond 1)
  done