Anyone understand how this works?
P GS GC RC YC P
D Wilfred Bouma Aston Villa 1 0 2 0 1 -4
D Carlos Bocanegra Fulham 2 0 3 0 2 -2
Bocanegra's team have conceeded more and he's got two yellow cards though they've won one lost one, Villa have only played once losing.
Vorderman, help!