The spells you need to use are ‘Flipendo & Rictusempra’.
You literally take the first letter of every discription on the card for both Silas and Galen.
From London, Inches 73 pureblood, eager, narcissistic, dazzling, opulent. (Flipendo)
Raised in Cambridge, 70 tall, unusual, sarcastic, excellent, manipulative, pureblood, ruthless, ambitious. (Rictusempra)