def pick_heat_then_place(self, objecttype, receptacletype):
    # Step 1: Pick an object with the given objecttype
    if self.name2type(self.holding) != self.name2type(objecttype):
        # Find the object
        entity = self.find_object(objecttype)
        if entity is None:
            # Explore the environment to find the object
            self.explore()
            entity = self.find_object(objecttype)
            if entity is None:
                # If still not found, search in common receptacles
                common_receptacles = ['fridge', 'cabinet', 'countertop', 'stoveburner', 'sinkbasin']
                for r_type in common_receptacles:
                    r_entitys = self.find_receptacles(r_type)
                    if r_entitys is None:
                        continue
                    for r_entity in r_entitys:
                        self.goto(r_entity.name)
                        if r_entity.openable and not r_entity.isopen:
                            self.open_receptacle(r_entity.name)
                        # Check if the object is inside
                        entity = self.find_object(objecttype)
                        if entity is not None:
                            break
                    if entity is not None:
                        break
                if entity is None:
                    return  # Object not found after exploration
        # Go to the object's receptacle and take it
        self.goto(entity.in_on)
        r_entity = self.seen_entitys[entity.in_on]
        if r_entity.openable and not r_entity.isopen:
            self.open_receptacle(r_entity.name)
        self.take(entity.name, entity.in_on)
    else:
        # Step 2: Heat the object using a microwave
        microwave = self.find_receptacle('microwave')
        if microwave is None:
            # Explore the environment to find a microwave
            self.explore()
            microwave = self.find_receptacle('microwave')
            if microwave is None:
                return  # Microwave not found after exploration
        # Go to the microwave and heat the object
        self.goto(microwave.name)
        if microwave.openable and not microwave.isopen:
            self.open_receptacle(microwave.name)
        self.heat(self.holding, microwave.name)
        # Close the microwave after heating
        if microwave.openable and microwave.isopen:
            self.close_receptacle(microwave.name)
        
        # Step 3: Place the heated object in the receptacle
        r_entity = self.find_receptacle(receptacletype)
        if r_entity is None:
            # Explore the environment to find the receptacle
            self.explore()
            r_entity = self.find_receptacle(receptacletype)
            if r_entity is None:
                return  # Receptacle not found after exploration
        self.goto(r_entity.name)
        if r_entity.openable and not r_entity.isopen:
            self.open_receptacle(r_entity.name)
        self.put(self.holding, r_entity.name)