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

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

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