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

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

*GRAMMAR*
fep -> PINK 
 zup -> YELLOW 
 wif -> PURPLE 
 lug -> GREEN 
 u1 tufa x1 -> [u1] [x1] [u1] 
 x1 gazzer u1 -> [u1] [x1] 
 u1 dax u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 