``` ucm :hide scratch/main> builtins.merge ``` Some random ability stuff to ensure things work. ``` unison unique ability A where one : Nat ->{A} Nat two : Nat -> Nat ->{A} Nat three : Nat -> Nat -> Nat ->{A} Nat four : Nat ->{A} (Nat -> Nat -> Nat -> Nat) ha : Request {A} r -> r ha = cases { x } -> x { one i -> c } -> handle c (i+1) with ha { two i j -> c } -> handle c (i+j) with ha { three i j k -> c } -> handle c (i+j+k) with ha { four i -> c } -> handle c (j k l -> i+j+k+l) with ha ``` ``` ucm scratch/main> add ```