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

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

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