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

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

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