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

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

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