P1	Anders	André	Anne	Bram	Diederik	Geert	Harry	Hemmo	Johannes	Peter	Thomas	Walter
Anders						0	0			0		0
André
Anne					2	2		0		2	2
Bram											0
Diederik			0			2		0		2		2
Geert	2		0		0		2	2		0	0	0
Harry	2					0		0			2	2
Hemmo			2		2	0	2			2	2	0
Johannes
Peter	2		0		0	2		0			2	2
Thomas			0	2		2	0	0		0		0
Walter	2				0	2	0	2		0	2