[Table] header: Year | Lijsttrekker | Fractievoorzitter | Cabinet | Chair row 1 : 1966 | no elections | none | extra-parliamentary | Hans van Mierlo
row 2 : 1967 | Hans van Mierlo | Hans van Mierlo | opposition | G. Ringalda
row 3 : 1968 | no elections | Hans van Mierlo | opposition | H.J. Lookeren-Campagne
row 4 : 1969 | no elections | Hans van Mierlo | opposition | J.A.P.M. Beek
row 5 : 1970 | no elections | Hans van Mierlo | opposition | J.A.P.M. Beek
row 6 : 1971 | Hans van Mierlo | Hans van Mierlo | opposition | J.A.P.M. Beek
row 7 : 1972 | no elections | Jan Terlouw | Hans Gruijters | R.E. van der Scheer-van
row 8 : 1973 | no elections | Jan Terlouw | Hans Gruijters | J. ten Brink
row 9 : 1974 | no elections | Jan Terlouw | Hans Gruijters | J. ten Brink
row 10 : 1975 | no elections | Jan Terlouw | Hans Gruijters | J. ten Brink
row 11 : 1976 | no elections | Jan Terlouw | Hans Gruijters | Jan Glastra van Loon
row 12 : 1977 | Jan Terlouw | Jan Terlouw | opposition | Jan Glastra van Loon
row 13 : 1978 | no elections | Jan Terlouw | opposition | Jan Glastra van Loon
row 14 : 1979 | no elections | Jan Terlouw | opposition | Jan Glastra van Loon
row 15 : 1980 | no elections | Jan Terlouw | opposition | Henk Zeevalking
row 16 : 1981 | Jan Terlouw | Laurens-Jan Brinkhors | Jan Terlouw | Henk Zeevalking
row 17 : 1982 | Jan Terlouw | Maarten Engwirda | opposition | J. Berkom
row 18 : 1983 | no elections | Maarten Engwirda | opposition | Jacob Kohnstam
row 19 : 1984 | no elections | Maarten Engwirda | opposition | Jacob Kohnstam
row 20 : 1985 | no elections | Maarten Engwirda | opposition | Jacob Kohnstam
row 21 : 1986 | Hans van Mierlo | Hans van Mierlo | opposition | S. van der Loo
row 22 : 1987 | no elections | Hans van Mierlo | opposition | S. van der Loo
row 23 : 1988 | no elections | Hans van Mierlo | opposition | S. van der Loo
row 24 : 1989 | Hans van Mierlo | Hans van Mierlo | opposition | M. de Jager
row 25 : 1990 | no elections | Hans van Mierlo | opposition | M. de Jager
row 26 : 1991 | no elections | Hans van Mierlo | opposition | H.J.D. Janssen
row 27 : 1992 | no elections | Hans van Mierlo | opposition | H.J.D. Janssen
row 28 : 1993 | no elections | Hans van Mierlo | opposition | W.I.J.M. Vrij
row 29 : 1994 | Hans van Mierlo | Gerrit-Jan Wolffensper | Hans van Mierlo | W.I.J.M. Vrij
row 30 : 1995 | no elections | Gerrit-Jan Wolffensper | Hans van Mierlo | W.I.J.M. Vrij
row 31 : 1996 | no elections | Gerrit-Jan Wolffensper | Hans van Mierlo | W.I.J.M. Vrij
row 32 : 1997 | no elections | Thom de Graaf | Hans van Mierlo | Tom Kok
row 33 : 1998 | Els Borst | Thom de Graaf | Els Borst | Tom Kok
row 34 : 1999 | no elections | Thom de Graaf | Els Borst | Tom Kok
row 35 : 2000 | no elections | Thom de Graaf | Els Borst | Gerard Schouw
row 36 : 2001 | no elections | Thom de Graaf | Els Borst | Gerard Schouw
row 37 : 2002 | Thom de Graaf | Thom de Graaf | opposition | Gerard Schouw
row 38 : 2003 | Thom de Graaf | Boris Dittrich | Thom de Graaf | Alexander Pechtold
row 39 : 2004 | no elections | Boris Dittrich | Thom de Graaf | Alexander Pechtold
row 40 : 2005 | no elections | Boris Dittrich | Laurens-Jan Brinkhors | Frank Dales
row 41 : 2006 | Alexander Pechtold | Lousewies van der Laan | Laurens-Jan Brinkhors | Frank Dales
row 42 : 2007 | no elections | Alexander Pechtold | opposition | Ingrid van Engelshoven
row 43 : 2008 | no elections | Alexander Pechtold | opposition | Ingrid van Engelshoven
row 44 : 2009 | no elections | Alexander Pechtold | opposition | Ingrid van Engelshoven
row 45 : 2010 | Alexander Pechtold | Alexander Pechtold | opposition | Ingrid van Engelshoven
row 46 : 2011 | no elections | Alexander Pechtold | opposition | Ingrid van Engelshoven
row 47 : 2012 | Alexander Pechtold | Alexander Pechtold | opposition | Ingrid van Engelshoven [/Table] Answer this question based on the above table: What is Cabinet, when Year is after 1981, when Fractievoorzitter is "Hans Van Mierlo", and when Chair is "W.I.J.M. Vrijhoef"?

Answer: none