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

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

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