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

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

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