diff --git a/README.md b/README.md
index abc4c28..ea7dc4c 100644
--- a/README.md
+++ b/README.md
@@ -180,7 +180,7 @@ julia> accessibles(fr, SoleLogics.Point(3), SoleLogics.GreaterRel) |> collect
 
 ```julia
 # An interval temporal frame on 10 (equidistant) points
-julia> fr = SoleLogics.FullDimensionalFrame(10);
+julia> fr = SoleLogics.FullDimensionalFrame(10, Interval{Int});
 
 # Interval Algebra (IA) relation `L` (later, see [Halpern & Shoham, 1991](https://dl.acm.org/doi/abs/10.1145/115234.115351))
 julia> accessibles(fr, Interval(3,5), IA_L) |> collect
diff --git a/src/types/algebras/relations/IntervalAlgebra.jl b/src/types/algebras/relations/IntervalAlgebra.jl
index 49ef5a0..3cd1366 100644
--- a/src/types/algebras/relations/IntervalAlgebra.jl
+++ b/src/types/algebras/relations/IntervalAlgebra.jl
@@ -62,7 +62,7 @@ julia> IARelations
 
 julia> @assert SoleLogics._IA_L() == IA_L
 
-julia> fr = SoleLogics.FullDimensionalFrame((10,),);
+julia> fr = SoleLogics.FullDimensionalFrame((10,), Interval{Int});
 
 julia> collect(accessibles(fr, Interval(2,5), IA_L))
 15-element Vector{Interval{Int64}}:
diff --git a/src/types/algebras/relations/RCC.jl b/src/types/algebras/relations/RCC.jl
index 985f5c5..b80d2dc 100644
--- a/src/types/algebras/relations/RCC.jl
+++ b/src/types/algebras/relations/RCC.jl
@@ -76,7 +76,7 @@ julia> RCC8Relations
 
 julia> @assert SoleLogics._Topo_DC() == Topo_DC
 
-julia> fr = SoleLogics.FullDimensionalFrame((10,),);
+julia> fr = SoleLogics.FullDimensionalFrame((10,), Interval{Int});
 
 julia> collect(accessibles(fr, Interval(4,8), Topo_DC))
 6-element Vector{Interval{Int64}}:
diff --git a/src/types/modal-logic.jl b/src/types/modal-logic.jl
index 7d7cfab..be2cad7 100644
--- a/src/types/modal-logic.jl
+++ b/src/types/modal-logic.jl
@@ -113,7 +113,7 @@ access the current world and all worlds, respectively.
 
 # Examples
 ```julia-repl
-julia> fr = SoleLogics.FullDimensionalFrame((10,),);
+julia> fr = SoleLogics.FullDimensionalFrame((10,), Interval{Int});
 
 julia> Interval(8,11) in (accessibles(fr, Interval(2,5), IA_L))
 true
@@ -276,7 +276,7 @@ Return the worlds in frame `fr` that are accessible from world `w` via relation
 
 # Examples
 ```julia-repl
-julia> fr = SoleLogics.FullDimensionalFrame((10,),);
+julia> fr = SoleLogics.FullDimensionalFrame((10,), Interval{Int});
 
 julia> typeof(accessibles(fr, Interval(2,5), IA_L))
 Base.Generator{...}
diff --git a/src/utils/algebras/frames/full-dimensional-frame/main.jl b/src/utils/algebras/frames/full-dimensional-frame/main.jl
index c5098d3..8b1f0dd 100644
--- a/src/utils/algebras/frames/full-dimensional-frame/main.jl
+++ b/src/utils/algebras/frames/full-dimensional-frame/main.jl
@@ -26,7 +26,7 @@ julia> SoleLogics.allworlds(SoleLogics.FullDimensionalFrame((),))
 1-element Vector{OneWorld}:
  −
 
-julia> nworlds(SoleLogics.FullDimensionalFrame((10,),))
+julia> nworlds(SoleLogics.FullDimensionalFrame((10,), Interval{Int}))
 55
 
 julia> nworlds(SoleLogics.FullDimensionalFrame((10,10),))
@@ -62,7 +62,10 @@ struct FullDimensionalFrame{N,W<:AbstractWorld} <: AbstractDimensionalFrame{N,W}
         FullDimensionalFrame{N,W}(channelsize)
     end
 
-    function FullDimensionalFrame(channelsize::Tuple{})
+    function FullDimensionalFrame(channelsize::Tuple{}, W::Union{Nothing,Type{<:AbstractWorld}} = nothing)
+        if !isnothing(W)
+            @warn "Ignoring worldtype provided ($(W)) and defaulting to worldtype to OneWorld."
+        end
         W = OneWorld
         FullDimensionalFrame{0,W}(channelsize)
     end