Portugal: Tier 1 - 2018-19

Portugal: Tier 1 - 2018-19 - Earliest Hamiltonian win cycle
Porto beat Braga 1-0 (H) on 10 Nov 2018
Braga beat Belenenses SAD 3-0 (A) on 30 Sep 2018
Belenenses SAD beat Benfica 2-0 (H) on 27 Oct 2018
Benfica beat Nacional 4-0 (A) on 2 Sep 2018
Nacional beat Vitória Setúbal 2-1 (A) on 26 Aug 2018
Vitória Setúbal beat Tondela 2-1 (A) on 28 Oct 2018
Tondela beat Moreirense 2-0 (H) on 23 Sep 2018
Moreirense beat CS Marítimo 1-0 (H) on 28 Oct 2018
CS Marítimo beat Santa Clara 1-0 (H) on 12 Aug 2018
Santa Clara beat Boavista 4-2 (H) on 1 Sep 2018
Boavista beat Aves 1-0 (H) on 7 Oct 2018
Aves beat Rio Ave 2-1 (H) on 10 Nov 2018
Rio Ave beat Chaves 1-0 (H) on 27 Oct 2018
Chaves beat Portimonense 2-0 (H) on 18 Aug 2018
Portimonense beat Sporting CP 4-2 (H) on 7 Oct 2018
Sporting CP beat Feirense 1-0 (H) on 1 Sep 2018
Feirense beat Vitória Guimarães 1-0 (A) on 20 Aug 2018
Vitória Guimarães beat Porto 3-2 (A) on 25 Aug 2018

HWC: Thick arrows show the earliest chain of wins that passes through every team and returns to its start.