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

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

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