!
!   PROTON STRUCTURE FUNCTION SELECTION FROM PDFLIB
!
!   SET MSTP(52) = 2 FOR PDFLIB CHOICE
!   SET MSTP(51) = 1000 * NGROUP + NSET
!  EXAMPLES:
!  MRSD-=3031 ; MRSG=3041
!  CTEQ2M=4018 ; CTEQ2PM=4024 ; CTEQ3M=4030
!  GRVH0=5002 ; GRV94H0=5006
!
MSTP(51)=4030
MSTP(52)=2
!
! CHANGING RANDOM NUMBER GENERATOR SEED
!
MRPY(1) = RANSEED2      ! RANDOM SEED FIELD

MSEL=11    ! Z 

MSTP(43)=2  ! Z only, no photon

! kinematics

CKIN(3)=PTLOW           ! Minimum Pt for hard 2->2 process.
CKIN(4)=PTHIGH             ! Maximum Pt for hard 2->2 process.
CKIN(9)=-4.2              ! Rapidity range for product with
CKIN(10)=4.2              ! largest rapidity in hard 2->2 process.

MSTP(81)=0     !TURN OFF MULTIPLE INTERACTIONS
!
! SUPPRESSING Z PARTICLE DECAYS (ALL ON)
!
MDME(174,1)=0   !D               D~
MDME(175,1)=0   !U               U~
MDME(176,1)=0   !S               S~
MDME(177,1)=0   !C               C~
MDME(178,1)=0   !B               B~
MDME(179,1)=0   !T               T~
MDME(182,1)=1   !E-              E+
MDME(183,1)=0   !NU_E            NU_E~
MDME(184,1)=0   !MU-             MU+
MDME(185,1)=0   !NU_MU           NU_MU~
MDME(186,1)=0   !TAU-            TAU+
MDME(187,1)=0   !NU_TAU          NU_TAU~

MDCY(C111,1)=0    !SETS PI ZERO STABLE (LIMITS SIZE OF OUTPUT)
MDCY(15,1)=0 ! sets tau stable - this is important (for tauola)!
! The next line is _mandatory_ for RunII production
MSTJ(22)=2 !A particle is decayed only if its proper
!lifetime is smaller than PARJ(71)
! default should be ok. (strange particles stable, charm & bottom
! decay).