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

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

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