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

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

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