Question: Which competition did the performer of Cadore 33 participated?

Knowledge 1: Cadore 33
Popular Spanish singer Sergio Dalma followed 2011's four-times platinum "Via Dalma II" with "Cadore 33." Unlike Dalma's previous two albums, which consisted of Spanish-language covers of Italian songs, this marked his return to performing original material. [SEP] Knowledge 2: Spain in the Eurovision Song Contest 1991
Spain was represented by Sergio Dalma at the Eurovision Song Contest 1991, held in Rome, Italy. Dalma was selected internally by Radiotelevisión Española (RTVE), the Spanish broadcaster, to represent the country at the contest in Italy with the song "Bailar pegados".
Knowledge 1: 2018 Winter Olympics
(hide) Participating National Olympic Committees Albania (2) Andorra (5) Argentina (7) Armenia (3) Australia (50) Austria (105) Azerbaijan (1) Belarus (33) Belgium (22) Bermuda (1) Bolivia (2) Bosnia and Herzegovina (4) Brazil (9) Bulgaria (21) Canada (225) Chile (7) China (80) Chinese Taipei (4) Colombia (4) Croatia (19) Cyprus (1) Czech Republic (93) Denmark (17) East Timor (1) Ecuador (1) Eritrea (1) Estonia (22) Finland (100) France (106) Georgia (4) Germany (153) Ghana (1) Great Britain (58) Greece (4) Hong Kong (1) Hungary (19) Iceland (5) India (2) Iran (4) Ireland (5) Israel (10) Italy (120) Jamaica (3) Japan (124) Kazakhstan (46) Kenya (1) Korea (35) Kosovo (1) Kyrgyzstan (2) Latvia (34) Lebanon (3) Liechtenstein (3) Lithuania (9) Luxembourg (1) Macedonia (3) Madagascar (1) Malaysia (2) Malta (1) Mexico (4) Moldova (2) Monaco (4) Mongolia (2) Montenegro (3) Morocco (2) Netherlands (33) New Zealand (21) Nigeria (3) North Korea (10) Norway (109) Olympic Athletes from Russia (168) Pakistan (2) Philippines (2) Poland (62) Portugal (2) Puerto Rico (1) Romania (27) San Marino (1) Serbia (4) Singapore (1) Slovakia (56) Slovenia (71) South Africa (1) South Korea (122) (host nation) Spain (13) Sweden (116) Switzerland (166) Thailand (4) Togo (1) Tonga (1) Turkey (8) Ukraine (33) United States (241) Uzbekistan (2) NOCs that participated in 2014, but not in 2018. NOCs that participated in 2018, but not in 2014. British Virgin Islands Cayman Islands Dominica Nepal Paraguay Peru Russia Tajikistan Venezuela Virgin Islands Zimbabwe Bolivia Colombia Ecuador Eritrea Ghana Kenya Korea Kosovo Madagascar Malaysia Nigeria North Korea Olympic Athletes from Russia Puerto Rico Singapore South Africa [SEP] Knowledge 2: 1998 European Athletics Championships – Men's 20 kilometres walk
These are the official results of the Men's 20 km walk event at the 1998 European Championships in Budapest, Hungary. There were a total number of 33 participating athletes, with the race held on 18 August 1998.
Knowledge 1: 2018 Winter Olympics
(hide) Participating National Olympic Committees Albania (2) Andorra (5) Argentina (7) Armenia (3) Australia (50) Austria (105) Azerbaijan (1) Belarus (33) Belgium (22) Bermuda (1) Bolivia (2) Bosnia and Herzegovina (4) Brazil (9) Bulgaria (21) Canada (225) Chile (7) China (80) Chinese Taipei (4) Colombia (4) Croatia (19) Cyprus (1) Czech Republic (93) Denmark (17) East Timor (1) Ecuador (1) Eritrea (1) Estonia (22) Finland (100) France (106) Georgia (4) Germany (153) Ghana (1) Great Britain (58) Greece (4) Hong Kong (1) Hungary (19) Iceland (5) India (2) Iran (4) Ireland (5) Israel (10) Italy (120) Jamaica (3) Japan (124) Kazakhstan (46) Kenya (1) Korea (35) Kosovo (1) Kyrgyzstan (2) Latvia (34) Lebanon (3) Liechtenstein (3) Lithuania (9) Luxembourg (1) Macedonia (3) Madagascar (1) Malaysia (2) Malta (1) Mexico (4) Moldova (2) Monaco (4) Mongolia (2) Montenegro (3) Morocco (2) Netherlands (33) New Zealand (21) Nigeria (3) North Korea (10) Norway (109) Olympic Athletes from Russia (168) Pakistan (2) Philippines (2) Poland (62) Portugal (2) Puerto Rico (1) Romania (27) San Marino (1) Serbia (4) Singapore (1) Slovakia (56) Slovenia (71) South Africa (1) South Korea (122) (host nation) Spain (13) Sweden (116) Switzerland (166) Thailand (4) Togo (1) Tonga (1) Turkey (8) Ukraine (33) United States (241) Uzbekistan (2) NOCs that participated in 2014, but not in 2018. NOCs that participated in 2018, but not in 2014. British Virgin Islands Cayman Islands Dominica Nepal Paraguay Peru Russia Tajikistan Venezuela Virgin Islands Zimbabwe Bolivia Colombia Ecuador Eritrea Ghana Kenya Korea Kosovo Madagascar Malaysia Nigeria North Korea Olympic Athletes from Russia Puerto Rico Singapore South Africa [SEP] Knowledge 2: Canadian Armed Forces
The Royal Canadian Navy (RCN), headed by the Commander of the Royal Canadian Navy, includes 33 warships and submarines deployed in two fleets: Maritime Forces Pacific (MARPAC) at CFB Esquimalt on the west coast, and Maritime Forces Atlantic (MARLANT) at Her Majesty's Canadian Dockyard in Halifax on the east coast, as well as one formation: the Naval Reserve Headquarters (NAVRESHQ) at Quebec City, Quebec. The fleet is augmented by various aircraft and supply vessels. The RCN participates in NATO exercises and operations, and ships are deployed all over the world in support of multinational deployments.

Answer: Eurovision Song Contest 1991