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

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

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