*SUPPORT*
IN: fep wif tufa OUT: PURPLE RED RED
IN: fep wif gazzer OUT: PURPLE YELLOW YELLOW
IN: tufa blicket fep OUT: PURPLE PURPLE RED RED RED
IN: dax wif tufa lug OUT: GREEN RED RED GREEN RED RED
IN: gazzer tufa wif gazzer lug OUT: YELLOW RED YELLOW YELLOW YELLOW RED YELLOW YELLOW
IN: dax wif tufa OUT: GREEN RED RED
IN: fep dax lug OUT: PURPLE GREEN PURPLE GREEN
IN: gazzer tufa lug OUT: YELLOW RED YELLOW RED
IN: tufa wif fep OUT: RED PURPLE PURPLE
IN: tufa fep wif tufa OUT: RED PURPLE RED RED
IN: dax wif dax OUT: GREEN GREEN GREEN
IN: tufa wif tufa OUT: RED RED RED
IN: tufa blicket gazzer OUT: YELLOW YELLOW RED RED RED
IN: tufa wif dax lug OUT: RED GREEN GREEN RED GREEN GREEN

*QUERY*
IN: fep OUT: PURPLE
IN: tufa tufa lug lug OUT: RED RED RED RED RED RED RED RED
IN: tufa wif dax OUT: RED GREEN GREEN
IN: tufa wif gazzer OUT: RED YELLOW YELLOW
IN: dax blicket fep OUT: PURPLE PURPLE GREEN GREEN GREEN
IN: gazzer wif fep OUT: YELLOW PURPLE PURPLE
IN: dax OUT: GREEN
IN: dax wif gazzer OUT: GREEN YELLOW YELLOW
IN: dax gazzer dax fep blicket gazzer OUT: GREEN YELLOW GREEN YELLOW YELLOW PURPLE PURPLE PURPLE
IN: gazzer blicket fep OUT: PURPLE PURPLE YELLOW YELLOW YELLOW

*GRAMMAR*
gazzer -> YELLOW 
 tufa -> RED 
 fep -> PURPLE 
 dax -> GREEN 
 x1 lug -> [x1] [x1] 
 u1 wif u2 -> [u1] [u2] [u2] 
 u1 blicket u2 -> [u2] [u2] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 