premises
#th_7_04

line(1)
line(2)
int_l_l(1, 2)
point(3)
inc_po_l(3, 1)
inc_po_l(3, 2)
point(4)
~eq_point(4, 3)
inc_po_l(4, 1)
point(5)
~eq_point(5, 3)
inc_po_l(5, 2)

conclusions

~col(3, 4, 5)

