*SUPPORT*
IN: tufa lug kiki OUT: PINK YELLOW GREEN
IN: zup OUT: RED
IN: zup wif zup wif zup OUT: RED RED RED
IN: lug zup OUT: YELLOW RED
IN: tufa wif lug OUT: PINK YELLOW
IN: kiki wif kiki OUT: GREEN GREEN
IN: zup lug fep OUT: RED YELLOW RED YELLOW RED YELLOW
IN: kiki wif lug wif kiki fep gazzer kiki OUT: GREEN YELLOW GREEN GREEN GREEN GREEN GREEN
IN: lug OUT: YELLOW
IN: tufa lug OUT: PINK YELLOW
IN: zup wif tufa lug OUT: RED PINK YELLOW
IN: tufa OUT: PINK
IN: zup wif lug lug OUT: RED YELLOW YELLOW
IN: lug wif tufa wif lug OUT: YELLOW PINK YELLOW

*QUERY*
IN: kiki wif lug OUT: GREEN YELLOW
IN: lug tufa wif tufa OUT: YELLOW PINK PINK
IN: kiki wif kiki wif kiki wif zup OUT: GREEN GREEN GREEN RED
IN: lug wif zup wif zup wif tufa fep OUT: YELLOW RED RED PINK PINK PINK
IN: lug wif lug wif tufa wif kiki kiki OUT: YELLOW YELLOW PINK GREEN GREEN
IN: kiki OUT: GREEN
IN: tufa gazzer zup lug OUT: PINK RED YELLOW RED YELLOW
IN: kiki wif lug tufa OUT: GREEN YELLOW PINK
IN: zup gazzer zup lug OUT: RED RED YELLOW RED YELLOW
IN: tufa fep OUT: PINK PINK PINK

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