if ( you.inv[unw].base_type == OBJ_MISCELLANY &&
         you.inv[unw].sub_type == MISC_LANTERN_OF_SHADOWS )

    item_def &item(you.inv[unw]);
    if ( item.base_type == OBJ_MISCELLANY &&
         item.sub_type == MISC_LANTERN_OF_SHADOWS )

    if (you.inv[unw].base_type == OBJ_WEAPONS)

    if (item.base_type == OBJ_WEAPONS)

        if (is_fixed_artefact( you.inv[unw] ))

        if (is_fixed_artefact( item ))

            switch (you.inv[unw].special)

            switch (item.special)

                you.inv[unw].plus = 0;
                you.inv[unw].plus2 = 0;

                item.plus = 0;
                item.plus2 = 0;

                you.inv[unw].plus = 0;
                you.inv[unw].plus2 = 0;

                item.plus = 0;
                item.plus2 = 0;

        const int brand = get_weapon_brand( you.inv[unw] );

        const int brand = get_weapon_brand( item );

        if (is_random_artefact( you.inv[unw] ))

        if (is_random_artefact( item ))

            const std::string msg = you.inv[unw].name(DESC_CAP_YOUR);

            const std::string msg = item.name(DESC_CAP_YOUR);

                set_item_ego_type( you.inv[unw], OBJ_WEAPONS, SPWPN_NORMAL );

                set_item_ego_type( item, OBJ_WEAPONS, SPWPN_NORMAL );

    if (player_equip( EQ_STAFF, STAFF_POWER ))

    if (item.base_type == OBJ_STAVES && item.sub_type == STAFF_POWER)