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

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

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