let rec range a b = if a >= b then [] else a::(range (a+1) b)
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 (inner (n-1)) ^ "\n"

let _ =
  let p = int_of_string @@ read_line() in
  let inputs = List.map 
                 (fun _ -> 
                   let cond = String.split_on_char ' ' (read_line ()) in
                   (int_of_string @@ List.nth cond 0, 
                            int_of_string @@ List.nth cond 1
                 )) @@ range 0 p in
  List.iter (fun (n, k) -> print_string @@ solve n k) inputs