string matching with number conversion

gistfile1.txt

#lang racket

(define lines
  (list "hootehutt 23 hoethoet 4"
        "abc 9 thuoteh 9"))

(for/list ([l lines])
  (match-define (list name age lastname donuts) (string-split l))
  (list name (string->number age) lastname (string->number donuts)))