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

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

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