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

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

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