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

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

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