Table:
text: 1972 VFL season
Round 15
Round 15
Home_team Home_team_score Away_team Away_team_score Venue Crowd Date_
Footscray 14.7 (91) St Kilda 9.11 (65) Western Oval 18655 15 July 1972
Fitzroy 16.14 (110) North Melbourne 9.12 (66) Junction Oval 7007 15 July 1972
Essendon 13.12 (90) Richmond 17.9 (111) Windy Hill 22251 15 July 1972
Carlton 20.8 (128) South Melbourne 8.15 (63) Princes Park 14465 15 July 1972
Hawthorn 19.14 (128) Geelong 15.8 (98) Glenferrie Oval 12425 15 July 1972
Collingwood 10.13 (73) Melbourne 8.10 (58) VFL Park 30883 15 July 1972

Question: How many people in the 1972 VFL season attended the game where the home team scored 10.13 (73) in Round 15?

Question: What is the lowest number of people who attended a game where the home team scored 10.13 (73) in round 15 of the 1972 VFL season?

Question: What is the date of the 15th round of the 1972 VFL season when Richmond was a guest away team in the Western VFL?