Matches in DBpedia 2014 for { ?s ?p hard. }
- River_Gum_Walk_Trail difficulty "hard".
- Pusan_East_(K-9)_Air_Base r1Surface "hard".
- 1963_Davis_Cup surface "hard".
- 1964_Davis_Cup surface "hard".
- 1965_Davis_Cup surface "hard".
- 1966_Davis_Cup surface "hard".
- 1967_Davis_Cup surface "hard".
- 1968_Davis_Cup surface "hard".
- 1969_Davis_Cup surface "hard".
- 1970_Davis_Cup surface "hard".
- 1973_Davis_Cup surface "hard".
- 1974_Davis_Cup_Eastern_Zone surface "hard".
- 1978_Davis_Cup surface "hard".
- 1981_Davis_Cup_World_Group surface "hard".
- 1982_Davis_Cup surface "hard".
- 1982_Davis_Cup_World_Group surface "hard".
- 1988_Davis_Cup surface "hard".
- 1992_Davis_Cup_World_Group surface "hard".
- 1996_Davis_Cup surface "hard".
- 1996_in_tennis surface "hard".
- 1997_Hopman_Cup surface "hard".
- 2000_Hopman_Cup surface "hard".
- 2001_Davis_Cup_World_Group surface "hard".
- 2002_in_tennis surface "hard".
- Africa_Zone_Group_I surface "hard".
- 2005_Davis_Cup surface "hard".
- Africa_Zone_Group_I surface "hard".
- 2006_Davis_Cup_World_Group surface "hard".
- 2006_Davis_Cup_World_Group_Play-offs surface "hard".
- 2007_Davis_Cup surface "hard".
- Africa_Zone_Group_I surface "hard".
- 2007_Davis_Cup_World_Group surface "hard".
- 2007_Davis_Cup_World_Group_Play-offs surface "hard".
- 2007_Hopman_Cup surface "hard".
- 2007_in_tennis surface "hard".
- Africa_Zone_Group_I surface "hard".
- Africa_Zone_Group_II surface "hard".
- 2008_Davis_Cup_World_Group surface "hard".
- 2008_Davis_Cup_World_Group_Play-offs surface "hard".
- 2008_Hopman_Cup surface "hard".
- 2008_in_tennis surface "hard".
- 2009_Davis_Cup_Americas_Zone_Group_I surface "hard".
- 2009_Davis_Cup_Americas_Zone_Group_II surface "hard".
- Oceania_Zone_Group_I surface "hard".
- Oceania_Zone_Group_II surface "hard".
- Oceania_Zone_Group_III surface "hard".
- Oceania_Zone_Group_IV surface "hard".
- Africa_Zone_Group_I surface "hard".
- Africa_Zone_Group_II surface "hard".
- Africa_Zone_Group_III surface "hard".
- Africa_Zone_Group_IV surface "hard".
- 2009_Davis_Cup_World_Group surface "hard".
- 2009_Davis_Cup_World_Group_Play-offs surface "hard".
- Promotional surface "hard".
- 2009_Hopman_Cup surface "hard".
- 2009_in_tennis surface "hard".
- 2010_Davis_Cup surface "hard".
- Africa_Zone_Group_I surface "hard".
- Africa_Zone_Group_II surface "hard".
- 2010_Davis_Cup_Europe_Zone_Group_III surface "hard".
- 2010_Davis_Cup_World_Group surface "hard".
- 2010_Hopman_Cup surface "hard".
- 2011_Davis_Cup_Americas_Zone_Group_II surface "hard".
- Oceania_Zone_Group_I surface "hard".
- Oceania_Zone_Group_II surface "hard".
- Oceania_Zone_Group_III surface "hard".
- Oceania_Zone_Group_IV surface "hard".
- Africa_Zone_Group_I surface "hard".
- Africa_Zone_Group_II surface "hard".
- 2011_Davis_Cup_World_Group surface "hard".
- 2011_Davis_Cup_World_Group_Play-offs surface "hard".
- Africa_Zone_Group_I_–_Pool_D surface "hard".
- 2011_Hopman_Cup surface "hard".
- 2012_Davis_Cup surface "hard".
- 2012_Davis_Cup_Africa_Zone_Group_III surface "hard".
- 2012_Davis_Cup_Americas_Zone_Group_II surface "hard".
- 2012_Davis_Cup_Americas_Zone_Group_III surface "hard".
- Oceania_Zone_Group_I surface "hard".
- Oceania_Zone_Group_II surface "hard".
- Oceania_Zone_Group_IV surface "hard".
- Africa_Zone_Group_I surface "hard".
- Africa_Zone_Group_II surface "hard".
- 2012_Davis_Cup_World_Group surface "hard".
- 2012_Davis_Cup_World_Group_Play-offs surface "hard".
- 2013_Davis_Cup surface "hard".
- 2013_Davis_Cup_Americas_Zone_Group_I surface "hard".
- 2013_Davis_Cup_Americas_Zone_Group_II surface "hard".
- Oceania_Zone_Group_I surface "hard".
- Oceania_Zone_Group_II surface "hard".
- Oceania_Zone_Group_IV surface "hard".
- Africa_Zone_Group_I surface "hard".
- Africa_Zone_Group_II surface "hard".
- 2013_Davis_Cup_World_Group surface "hard".
- 2013_Davis_Cup_World_Group_Play-offs surface "hard".
- Oceania_Zone_Group_I surface "hard".
- Africa_Zone_Group_I surface "hard".
- Africa_Zone_Group_II surface "hard".
- Tennis_at_the_2011_Island_Games_–_Men's_Team surface "hard".
- Tennis_at_the_2011_Island_Games_–_Women's_Team surface "hard".
- Clonmore_Cheese texture "hard".