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

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

*GRAMMAR*
fep -> YELLOW 
 lug -> RED 
 dax -> GREEN 
 tufa -> PINK 
 x1 wif x2 -> [x2] [x1] 
 u1 gazzer x1 -> [x1] [x1] [u1] [u1] 
 u1 kiki u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 