diff --git a/src/gspn/gspn.cpp b/src/gspn/gspn.cpp
index a0c3394..012970b 100644
--- a/src/gspn/gspn.cpp
+++ b/src/gspn/gspn.cpp
@@ -8,18 +8,36 @@
 using GSPN = storm::gspn::GSPN;
 using GSPNBuilder = storm::gspn::GspnBuilder;
 using LayoutInfo = storm::gspn::LayoutInfo;
+using Place = storm::gspn::Place;
 
 
 void define_gspn(py::module& m) {
+
     // LayoutInfo class
     py::class_<LayoutInfo>(m, "LayoutInfo")
             .def(py::init<>())
-            .def(py::init<double, double, double>(), py::arg("x"), py::arg("y"), py::arg("rotation") = 0.0)  //todo add rotation predefined
+            .def(py::init<double, double, double>(), "x"_a, "y"_a, "rotation"_a = 0.0)  //todo add rotation predefined
             .def_readwrite("x", &LayoutInfo::x)
             .def_readwrite("y", &LayoutInfo::y)
             .def_readwrite("rotation", &LayoutInfo::rotation)
     ;
 
+    py::class_<Place, std::shared_ptr<Place>>(m, "Place", "Place in a GSPN")
+        .def(py::init<uint64_t>(), "id"_a)
+        .def("get_name", &Place::getName, "Get name of this place")
+        .def("set_name", &Place::setName, "name"_a, "Set name of this place")
+        .def("get_id", &Place::getID, "Get the id of this place")
+        .def("set_number_of_initial_tokens", &Place::setNumberOfInitialTokens, "tokens"_a, "Set the number of initial tokens of this place")
+        .def("get_number_of_initial_tokens", &Place::getNumberOfInitialTokens, "Get the number of initial tokens of this place")
+        .def("set_capacity", &Place::setCapacity, "cap"_a, "Set the capacity of tokens of this place")
+        .def("get_capacity", &Place::getCapacity, "Get the capacity of tokens of this place")
+        .def("has_restricted_capacity", &Place::hasRestrictedCapacity, "Is capacity of this place restricted")
+    ;
+
+    // TimedTransition class
+    // ImmediateTransition
+
+
     // GSPN class
     py::class_<GSPN, std::shared_ptr<GSPN>>(m, "GSPN", "Generalized Stochastic Petri Net")
         .def("name", &GSPN::getName, "Name of GSPN")
@@ -46,7 +64,6 @@ void define_gspn(py::module& m) {
 
             // todo: boost::optional<uint64_t> capacity
             //.def("add_place", &GSPNBuilder::addPlace, "Add a place to the GSPN", py::arg("capacity") = 1, py::arg("initialTokens") = 0, py::arg("name") = "")
-
             //.def("set_place_layout_info", &GSPNBuilder::setPlaceLayoutInfo, "Set place layout information", py::arg("placeId"), py::arg("layoutInfo"))
 
             .def("add_immediate_transition", &GSPNBuilder::addImmediateTransition, "Adds an immediate transition to the GSPN", py::arg("priority") = 0, py::arg("weight") = 0, py::arg("name") = "")
@@ -63,8 +80,8 @@ void define_gspn(py::module& m) {
             .def("add_output_arc", py::overload_cast<uint_fast64_t const&, uint_fast64_t const&, uint_fast64_t const&>(&GSPNBuilder::addOutputArc), py::arg("from"),  py::arg("to"),  py::arg("multiplicity"))
             .def("add_output_arc", py::overload_cast<std::string const&, std::string const&, uint64_t>(&GSPNBuilder::addOutputArc), py::arg("from"),  py::arg("to"),  py::arg("multiplicity"))
 
-            // todo LayoutInfo
-            //.def("set_transition_layout_info", &GSPNBuilder::setTransitionLayoutInfo, "set transition layout information", py::arg("transitionId"), py::arg("layoutInfo"))
+
+            .def("set_transition_layout_info", &GSPNBuilder::setTransitionLayoutInfo, "set transition layout information", py::arg("transitionId"), py::arg("layoutInfo"))
 
             .def("add_normal_arc", &GSPNBuilder::addNormalArc, "Add normal arc from a named element to a named element", py::arg("from"), py::arg("to"), py::arg("multiplicity") = 1)
 
diff --git a/tests/gspn/test_gspn.py b/tests/gspn/test_gspn.py
index 0b8078e..ae54da1 100644
--- a/tests/gspn/test_gspn.py
+++ b/tests/gspn/test_gspn.py
@@ -22,10 +22,28 @@ class TestGSPNBuilder:
         layout_xyr = stormpy.gspn.LayoutInfo(2, 3, 4)
         assert layout_xyr.rotation == 4
 
+    def test_place(self):
+        p_id = 4
+        place = stormpy.gspn.Place(id = p_id)
+        assert p_id == place.get_id()
+
+        assert place.has_restricted_capacity() == False
+        # todo this does not work (boost::optional<uint64_t> ?):
+        place.set_capacity(cap = 5)
+        #assert place.has_restricted_capacity() == True
+        #assert place.get_capacity() == 5
+
+        p_name = "P_0"
+        place.set_name(name = p_name)
+        assert place.get_name() == p_name
+
+        p_tokens = 2
+        place.set_number_of_initial_tokens(p_tokens)
+        assert place.get_number_of_initial_tokens() == p_tokens
 
-    def test_build_gspn(self):
 
 
+    def test_build_gspn(self):
 
         gspn_name = "gspn_test"
         builder = stormpy.gspn.GSPNBuilder()
@@ -46,15 +64,16 @@ class TestGSPNBuilder:
         # todo test addNormalArc
         # todo test setTransitionLayoutInfo ...
 
-
-        #builder.setTransitionLayoutInfo(tPropagationDontCare,layout);
-
+        # todo test setLayout info
+        layout = stormpy.gspn.LayoutInfo(1,2)
+        builder.set_transition_layout_info(ti_id_0, layout)
 
         gspn = builder.build_gspn()
         assert gspn.name() == gspn_name
 
         gspn_new_name = "new_name"
         gspn.set_name(gspn_new_name)
+
         assert gspn.name() == gspn_new_name