name a36

rows
  n goal
  e gl1
  e gl2

columns
  x1  gl1   1
  x2  goal  2     gl1   -3
  x2  gl2   2
  x3  gl1   -1    gl2   1
  x4  goal  4     gl1   -1
  x4  gl2   -3
  x5  gl1   -1    gl2   -1
  x6  goal  4     gl1   6
  x6  gl2   2

rhs

endata