[['tie no', 'home team', 'score', 'away team', 'date'], ['1', 'birmingham', '2 - 0', 'port vale', '24 january 1931'], ['2', 'bury', '1 - 2', 'exeter city', '24 january 1931'], ['3', 'watford', '2 - 0', 'brighton & hove albion', '24 january 1931'], ['4', 'blackburn rovers', '5 - 1', 'bristol rovers', '24 january 1931'], ['5', 'bolton wanderers', '1 - 1', 'sunderland', '24 january 1931'], ['replay', 'sunderland', '3 - 1', 'bolton wanderers', '28 january 1931'], ['6', 'grimsby town', '1 - 0', 'manchester united', '24 january 1931'], ['7', 'west bromwich albion', '1 - 0', 'tottenham hotspur', '24 january 1931'], ['8', 'sheffield united', '4 - 1', 'notts county', '24 january 1931'], ['9', 'barnsley', '2 - 1', 'sheffield wednesday', '24 january 1931'], ['10', 'brentford', '0 - 1', 'portsmouth', '24 january 1931'], ['11', 'bradford city', '0 - 0', 'wolverhampton wanderers', '24 january 1931'], ['replay', 'wolverhampton wanderers', '4 - 2', 'bradford city', '28 january 1931'], ['12', 'crystal palace', '0 - 6', 'everton', '24 january 1931'], ['13', 'chelsea', '2 - 1', 'arsenal', '24 january 1931'], ['14', 'bradford park avenue', '2 - 0', 'burnley', '24 january 1931'], ['15', 'southport', '2 - 1', 'blackpool', '24 january 1931'], ['16', 'leeds united', '4 - 1', 'newcastle united', '24 january 1931']]
in only 7 of these game did the victor win by a single goal
in only 7 of these game did the victor win by a single goal