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

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

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