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

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

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