*SUPPORT*
IN: dax lug lug OUT: BLUE BLUE BLUE BLUE
IN: fep wif dax OUT: PINK BLUE PINK
IN: fep wif tufa lug OUT: PINK RED PINK PINK RED PINK
IN: tufa OUT: RED
IN: tufa fep OUT: RED PINK
IN: tufa wif dax OUT: RED BLUE RED
IN: dax gazzer OUT: BLUE BLUE
IN: fep OUT: PINK
IN: dax OUT: BLUE
IN: tufa gazzer OUT: RED RED
IN: kiki gazzer OUT: GREEN GREEN
IN: dax wif fep OUT: BLUE PINK BLUE
IN: dax wif kiki OUT: BLUE GREEN BLUE
IN: dax kiki dax lug OUT: BLUE GREEN BLUE BLUE GREEN BLUE

*QUERY*
IN: tufa wif kiki OUT: RED GREEN RED
IN: kiki OUT: GREEN
IN: fep dax gazzer OUT: PINK BLUE BLUE
IN: kiki fep gazzer lug OUT: GREEN PINK PINK GREEN PINK PINK
IN: dax kiki wif tufa OUT: BLUE GREEN RED GREEN
IN: fep wif kiki lug OUT: PINK GREEN PINK PINK GREEN PINK
IN: fep gazzer OUT: PINK PINK
IN: dax wif dax OUT: BLUE BLUE BLUE
IN: tufa wif fep OUT: RED PINK RED
IN: fep fep fep tufa lug OUT: PINK PINK PINK RED PINK PINK PINK RED

*GRAMMAR*
kiki -> GREEN 
 dax -> BLUE 
 fep -> PINK 
 tufa -> RED 
 u1 wif u2 -> [u1] [u2] [u1] 
 x1 lug -> [x1] [x1] 
 u1 gazzer -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 