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

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

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