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

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

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