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

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

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