Matches in DBpedia 2014 for { ?s <http://dbpedia.org/property/riverSystem> ?o. }
- Portugués_River riverSystem Río_Bucaná.
- Poxte_River riverSystem Usumacinta_River.
- Prieto_River_(Ponce,_Puerto_Rico) riverSystem Río_Bucaná.
- Pucketa_Creek riverSystem Allegheny_River.
- Rachel_Carson_Run riverSystem Allegheny_River.
- Ragöse riverSystem Oder.
- Rahughat_Khola riverSystem Gandaki_River.
- Randolph_Brook riverSystem "Raritan River system".
- Ravi_River riverSystem "Indus River System".
- Red_Rock_River_(Montana) riverSystem Missouri_River.
- Redknife_River riverSystem Mackenzie_River.
- Redwater_River riverSystem Missouri_River.
- Rehbach_(Palatinate) riverSystem "Rhine".
- Reiherstieg riverSystem Elbe.
- Rein_da_Curnera riverSystem "Rhine".
- Rein_da_Maighels riverSystem "Rhine".
- Rein_da_Medel riverSystem "Rhine".
- Rein_da_Tuma riverSystem Rhine.
- Rethe riverSystem Elbe.
- Riddle_Run riverSystem Allegheny_River.
- Riera_de_Merlès riverSystem Llobregat.
- Rivanna_River riverSystem James_River.
- River_Avon,_Warwickshire riverSystem River_Severn.
- River_Camac riverSystem River_Liffey.
- River_Chess riverSystem River_Thames.
- River_Dodder riverSystem River_Liffey.
- River_Misbourne riverSystem River_Thames.
- River_Poddle riverSystem River_Liffey.
- River_Pushpawati riverSystem Alaknanda_River.
- River_Rye,_Yorkshire riverSystem River_Derwent,_Yorkshire.
- River_Slang riverSystem "River Liffey via River Dodder system".
- Roach_River_(Maine) riverSystem Kennebec_River.
- Roaring_Brook riverSystem "Raritan River system".
- Roaring_Creek_(Pennsylvania) riverSystem "Susquehanna River".
- Rock_Creek_(Montana) riverSystem Columbia_River.
- Rocky_Brook riverSystem "Raritan River system".
- Rocky_River_(Michigan) riverSystem St._Joseph_River_(Lake_Michigan).
- Rocky_Run_(Bull_Creek) riverSystem Allegheny_River.
- Rosbach_(Nidda) riverSystem Rhine.
- Rosenbach_(White_Elster) riverSystem Elbe.
- Rotach riverSystem "Rhine".
- Royce_Brook riverSystem "Raritan River system".
- Ruby_River riverSystem Missouri_River.
- Rubyiro_River riverSystem Ruzizi_River.
- Rudawa_(river) riverSystem "Będkówka, Kobylanka, Kluczwoda, Wierzchówka, Potok Olszanicki".
- Ruhwa_River riverSystem Ruzizi_River.
- Rukarara_River riverSystem Nyabarongo_River.
- Río_Inabón riverSystem "Río Inabón".
- Saalbach_(river) riverSystem "Rhine".
- Sabun_River riverSystem Vakh_River.
- Sacagawea_River riverSystem Missouri_River.
- Sai_River_(Gifu) riverSystem Kiso_River.
- Sakai_River_(Gifu) riverSystem Kiso_River.
- San_Patricio_River riverSystem Río_Bucaná.
- Sangamon_River riverSystem Mississippi_River.
- Sauer riverSystem Rhine.
- Saxton_River riverSystem "Clarence River system".
- Schlaube riverSystem Oder.
- Schwale riverSystem "Stör / Elbe".
- Schwarzbach_(Blies) riverSystem Rhine.
- Scuppernong_River_(North_Carolina) riverSystem "Pasquotank River Basin".
- Semois riverSystem Meuse_(river).
- Sense_(river) riverSystem "Rhine".
- Set_(river) riverSystem Segre_(river).
- Seti_Gandaki_River riverSystem Gandaki_River.
- Seti_River riverSystem Ghaghara.
- Severn_River_(New_Zealand) riverSystem "Clarence River system".
- Sharda_River riverSystem Ganges.
- Shields_River riverSystem Yellowstone_River.
- Shin_River_(Aichi) riverSystem Shōnai_River.
- Shirakawa_River riverSystem Yodo_River.
- Shō_River riverSystem Shōnai_River.
- Shōnai_River riverSystem "Shōnai River".
- Sims_(river) riverSystem Danube.
- Sina_River riverSystem "Bhima river".
- Sissle riverSystem Rhine.
- Sixteen_Mile_Creek_(Montana) riverSystem Missouri_River.
- Smith_River_(Montana) riverSystem Missouri_River.
- South_Branch_Roaring_Creek riverSystem "Susquehanna River system".
- South_Fork_Flathead_River riverSystem Columbia_River.
- South_Keltma_River riverSystem "Kama River".
- Speyerbach riverSystem Rhine.
- Spiegelbach riverSystem Rhine.
- Squaw_Run_(Allegheny_River) riverSystem Allegheny_River.
- St._Regis_River_(Montana) riverSystem Columbia_River.
- Starzlach_(Breitach) riverSystem Danube.
- Steep_Hill_Brook_(New_Jersey) riverSystem "Raritan River system".
- Steindöbra riverSystem Elbe.
- Stillwater_River_(Flathead_County,_Montana) riverSystem Columbia_River.
- Stillwater_River_(Stillwater_County,_Montana) riverSystem Yellowstone_River.
- Stony_Brook_(Green_Brook) riverSystem "Raritan River system".
- Stony_Brook_Branch riverSystem "Raritan River system".
- Stonycreek_River riverSystem Allegheny_River.
- Strudelbach riverSystem Rhine.
- Sun_Kosi riverSystem Kosi_River.
- Swan_River_(Western_Australia) riverSystem "Avon River contributes approximately 85% of annual flow".
- Sweet_Grass_Creek riverSystem Yellowstone_River.
- Syre riverSystem Rhine.
- Süderelbe riverSystem Elbe.
- Takahara_River riverSystem Jinzū_River.