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

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

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