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

*QUERY*
IN: lug tufa kiki wif kiki OUT: BLUE YELLOW YELLOW
IN: fep fep fep kiki wif fep OUT: PURPLE PURPLE PURPLE PURPLE YELLOW
IN: lug gazzer lug OUT: BLUE BLUE BLUE BLUE BLUE BLUE BLUE BLUE
IN: kiki gazzer fep OUT: YELLOW PURPLE YELLOW YELLOW PURPLE YELLOW YELLOW PURPLE
IN: fep tufa zup wif lug OUT: PURPLE BLUE GREEN
IN: fep gazzer zup OUT: PURPLE GREEN PURPLE PURPLE GREEN PURPLE PURPLE GREEN
IN: fep OUT: PURPLE
IN: lug fep wif lug OUT: BLUE BLUE PURPLE
IN: lug tufa zup wif kiki OUT: BLUE YELLOW GREEN
IN: zup gazzer fep OUT: GREEN PURPLE GREEN GREEN PURPLE GREEN GREEN PURPLE

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