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

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

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