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

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

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