Oxygen consumption of frogs
 Frog * 
 Species * !I
 Temp * !A 
 Rest # Resting oxygen consumption 
 Exercise # Exercise oxygen consumption
frogs.txt !SKIP 1 !ASUV # !MAXIT 100 !EXTRA 5
Rest Exercise ~ Trait Species*Temp*Trait !r Frog.Species.Temp
0 0 1 
Frog.Species.Temp 1
0 0 I 1
#Species.Temp 0 I